1051311561132 has 96 divisors (see below), whose sum is σ = 2951305638400. Its totient is φ = 284540884992.

The previous prime is 1051311561119. The next prime is 1051311561143. The reversal of 1051311561132 is 2311651131501.

It is a super-2 number, since 2×1051311561132² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1051311561132.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25625628 + ... + 25666620.

Almost surely, 2^{1051311561132} is an apocalyptic number.

1051311561132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1051311561132 is an abundant number, since it is smaller than the sum of its proper divisors (1899994077268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1051311561132 is a wasteful number, since it uses less digits than its factorization.

1051311561132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57095 (or 57093 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 30.

Adding to 1051311561132 its reverse (2311651131501), we get a palindrome (3362962692633).

The spelling of 1051311561132 in words is "one trillion, fifty-one billion, three hundred eleven million, five hundred sixty-one thousand, one hundred thirty-two".