1051165131 has 16 divisors (see below), whose sum is σ = 1484780544. Its totient is φ = 659206784.

The previous prime is 1051165123. The next prime is 1051165147. The reversal of 1051165131 is 1315611501.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1051165131 - 2³ = 1051165123 is a prime.

It is a super-2 number, since 2×1051165131² = 2209896265260494322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051165631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120586 + ... + 129008.

It is an arithmetic number, because the mean of its divisors is an integer number (92798784).

Almost surely, 2^1051165131 is an apocalyptic number.

1051165131 is a deficient number, since it is larger than the sum of its proper divisors (433615413).

1051165131 is a wasteful number, since it uses less digits than its factorization.

1051165131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10890.

The product of its (nonzero) digits is 450, while the sum is 24.

The square root of 1051165131 is about 32421.6768690332. The cubic root of 1051165131 is about 1016.7721654324.

Adding to 1051165131 its reverse (1315611501), we get a palindrome (2366776632).

The spelling of 1051165131 in words is "one billion, fifty-one million, one hundred sixty-five thousand, one hundred thirty-one".