1055535430 has 32 divisors (see below), whose sum is σ = 1968115968. Its totient is φ = 407164800.

The previous prime is 1055535413. The next prime is 1055535431. The reversal of 1055535430 is 345355501.

It is a super-2 number, since 2×1055535430² = 2228310087970569800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 1055535392 and 1055535401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055535431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85020 + ... + 96640.

It is an arithmetic number, because the mean of its divisors is an integer number (61503624).

Almost surely, 2^1055535430 is an apocalyptic number.

1055535430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1055535430 is a deficient number, since it is larger than the sum of its proper divisors (912580538).

1055535430 is a wasteful number, since it uses less digits than its factorization.

1055535430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11952.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 1055535430 is about 32489.0047554553. The cubic root of 1055535430 is about 1018.1793196565.

The spelling of 1055535430 in words is "one billion, fifty-five million, five hundred thirty-five thousand, four hundred thirty".