1357055532 has 240 divisors, whose sum is σ = 4370845248. Its totient is φ = 358318080.

The previous prime is 1357055509. The next prime is 1357055543. The reversal of 1357055532 is 2355507531.

1357055532 is a `hidden beast` number, since 1 + 3 + 5 + 70 + 55 + 532 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2351628 + ... + 2352204.

Almost surely, 2^1357055532 is an apocalyptic number.

1357055532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1357055532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2185422624).

1357055532 is an abundant number, since it is smaller than the sum of its proper divisors (3013789716).

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

1357055532 is a wasteful number, since it uses less digits than its factorization.

1357055532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678 (or 667 counting only the distinct ones).

The product of its (nonzero) digits is 78750, while the sum is 36.

The square root of 1357055532 is about 36838.2346482564. The cubic root of 1357055532 is about 1107.1314978080.

The spelling of 1357055532 in words is "one billion, three hundred fifty-seven million, fifty-five thousand, five hundred thirty-two".