1131251200662 has 64 divisors (see below), whose sum is σ = 2483615520000. Its totient is φ = 340666634880.

The previous prime is 1131251200649. The next prime is 1131251200687. The reversal of 1131251200662 is 2660021521311.

It is a congruent number.

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, 6968089 + ... + 7128587.

It is an arithmetic number, because the mean of its divisors is an integer number (38806492500).

Almost surely, 2^{1131251200662} is an apocalyptic number.

1131251200662 is an abundant number, since it is smaller than the sum of its proper divisors (1352364319338).

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

1131251200662 is a wasteful number, since it uses less digits than its factorization.

1131251200662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161181.

The product of its (nonzero) digits is 4320, while the sum is 30.

Adding to 1131251200662 its reverse (2660021521311), we get a palindrome (3791272721973).

The spelling of 1131251200662 in words is "one trillion, one hundred thirty-one billion, two hundred fifty-one million, two hundred thousand, six hundred sixty-two".