1056143115 has 24 divisors (see below), whose sum is σ = 1831405680. Its totient is φ = 563043264.

The previous prime is 1056143093. The next prime is 1056143119. The reversal of 1056143115 is 5113416501.

1056143115 is a `hidden beast` number, since 1 + 0 + 5 + 614 + 31 + 15 = 666.

It is not a de Polignac number, because 1056143115 - 2⁹ = 1056142603 is a prime.

It is a super-2 number, since 2×1056143115² = 2230876558723806450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056143119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 200941 + ... + 206129.

It is an arithmetic number, because the mean of its divisors is an integer number (76308570).

Almost surely, 2^1056143115 is an apocalyptic number.

1056143115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1056143115 is a deficient number, since it is larger than the sum of its proper divisors (775262565).

1056143115 is a wasteful number, since it uses less digits than its factorization.

1056143115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9723 (or 9720 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1056143115 is about 32498.3555737825. The cubic root of 1056143115 is about 1018.3746750446.

Adding to 1056143115 its reverse (5113416501), we get a palindrome (6169559616).

The spelling of 1056143115 in words is "one billion, fifty-six million, one hundred forty-three thousand, one hundred fifteen".