1056541172 has 12 divisors (see below), whose sum is σ = 1852027716. Its totient is φ = 527390400.

The previous prime is 1056541159. The next prime is 1056541201. The reversal of 1056541172 is 2711456501.

It can be written as a sum of positive squares in 2 ways, for example, as 390694756 + 665846416 = 19766^2 + 25804^2 .

It is a super-2 number, since 2×1056541172² = 2232558496262267168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217343 + ... + 222150.

It is an arithmetic number, because the mean of its divisors is an integer number (154335643).

Almost surely, 2^1056541172 is an apocalyptic number.

It is an amenable number.

1056541172 is a deficient number, since it is larger than the sum of its proper divisors (795486544).

1056541172 is a wasteful number, since it uses less digits than its factorization.

1056541172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440098 (or 440096 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 1056541172 is about 32504.4792605573. The cubic root of 1056541172 is about 1018.5025997059.

Adding to 1056541172 its reverse (2711456501), we get a palindrome (3767997673).

The spelling of 1056541172 in words is "one billion, fifty-six million, five hundred forty-one thousand, one hundred seventy-two".