1057552627 has 4 divisors (see below), whose sum is σ = 1103533200. Its totient is φ = 1011572056.

The previous prime is 1057552577. The next prime is 1057552637. The reversal of 1057552627 is 7262557501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7262557501 = 103 ⋅70510267.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1057552627 is a prime.

It is a super-2 number, since 2×1057552627² = 2236835117749202258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1057552627.

It is not an unprimeable number, because it can be changed into a prime (1057552637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22990252 + ... + 22990297.

It is an arithmetic number, because the mean of its divisors is an integer number (275883300).

Almost surely, 2^1057552627 is an apocalyptic number.

1057552627 is a deficient number, since it is larger than the sum of its proper divisors (45980573).

1057552627 is an equidigital number, since it uses as much as digits as its factorization.

1057552627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45980572.

The product of its (nonzero) digits is 147000, while the sum is 40.

The square root of 1057552627 is about 32520.0342404494. The cubic root of 1057552627 is about 1018.8275092670.

The spelling of 1057552627 in words is "one billion, fifty-seven million, five hundred fifty-two thousand, six hundred twenty-seven".