1054693590 has 16 divisors (see below), whose sum is σ = 2531264688. Its totient is φ = 281251616.

The previous prime is 1054693579. The next prime is 1054693609. The reversal of 1054693590 is 953964501.

It is a super-2 number, since 2×1054693590² = 2224757137574176200, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17578197 + ... + 17578256.

It is an arithmetic number, because the mean of its divisors is an integer number (158204043).

Almost surely, 2^1054693590 is an apocalyptic number.

1054693590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1054693590 is an abundant number, since it is smaller than the sum of its proper divisors (1476571098).

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

1054693590 is a wasteful number, since it uses less digits than its factorization.

1054693590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35156463.

The product of its (nonzero) digits is 145800, while the sum is 42.

The square root of 1054693590 is about 32476.0464034648. The cubic root of 1054693590 is about 1017.9085654256.

The spelling of 1054693590 in words is "one billion, fifty-four million, six hundred ninety-three thousand, five hundred ninety".