1056541252 has 12 divisors (see below), whose sum is σ = 1991173996. Its totient is φ = 487634400.

The previous prime is 1056541249. The next prime is 1056541301. The reversal of 1056541252 is 2521456501.

It can be written as a sum of positive squares in 2 ways, for example, as 306110016 + 750431236 = 17496^2 + 27394^2 .

It is a super-2 number, since 2×1056541252² = 2232558834355455008, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10158999 + ... + 10159102.

Almost surely, 2^1056541252 is an apocalyptic number.

It is an amenable number.

1056541252 is a deficient number, since it is larger than the sum of its proper divisors (934632744).

1056541252 is a wasteful number, since it uses less digits than its factorization.

1056541252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20318118 (or 20318116 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 1056541252 is about 32504.4804911569. The cubic root of 1056541252 is about 1018.5026254125.

Adding to 1056541252 its reverse (2521456501), we get a palindrome (3577997753).

The spelling of 1056541252 in words is "one billion, fifty-six million, five hundred forty-one thousand, two hundred fifty-two".