1055306100 has 72 divisors (see below), whose sum is σ = 3103461088. Its totient is φ = 276796800.

The previous prime is 1055306089. The next prime is 1055306101. The reversal of 1055306100 is 16035501.

It is a happy number.

It is a super-2 number, since 2×1055306100² = 2227341929394420000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055306101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10534 + ... + 47133.

Almost surely, 2^1055306100 is an apocalyptic number.

1055306100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1055306100 is an abundant number, since it is smaller than the sum of its proper divisors (2048154988).

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

1055306100 is a wasteful number, since it uses less digits than its factorization.

1055306100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57745 (or 57738 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 1055306100 is about 32485.4752158561. The cubic root of 1055306100 is about 1018.1055763634.

The spelling of 1055306100 in words is "one billion, fifty-five million, three hundred six thousand, one hundred".