1055533698 has 12 divisors (see below), whose sum is σ = 2286989718. Its totient is φ = 351844560.

The previous prime is 1055533697. The next prime is 1055533709. The reversal of 1055533698 is 8963355501.

1055533698 is a `hidden beast` number, since 1 + 0 + 5 + 553 + 3 + 6 + 98 = 666.

1055533698 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 798797169 + 256736529 = 28263^2 + 16023^2 .

It is a super-2 number, since 2×1055533698² = 2228302775227110408, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1055533697) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29320363 + ... + 29320398.

Almost surely, 2^1055533698 is an apocalyptic number.

1055533698 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1055533698 is an abundant number, since it is smaller than the sum of its proper divisors (1231456020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1055533698 is a wasteful number, since it uses less digits than its factorization.

1055533698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58640769 (or 58640766 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The square root of 1055533698 is about 32488.9781002727. The cubic root of 1055533698 is about 1018.1787627551.

It can be divided in two parts, 10555 and 33698, that added together give a triangular number (44253 = T₂₉₇).

The spelling of 1055533698 in words is "one billion, fifty-five million, five hundred thirty-three thousand, six hundred ninety-eight".