1162025105172 has 36 divisors (see below), whose sum is σ = 2801677622688. Its totient is φ = 374846804400.

The previous prime is 1162025105149. The next prime is 1162025105173. The reversal of 1162025105172 is 2715015202611.

It is a super-2 number, since 2×1162025105172² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162025105173) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50371104 + ... + 50394167.

It is an arithmetic number, because the mean of its divisors is an integer number (77824378408).

Almost surely, 2^{1162025105172} is an apocalyptic number.

1162025105172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1162025105172 is an abundant number, since it is smaller than the sum of its proper divisors (1639652517516).

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

1162025105172 is a wasteful number, since it uses less digits than its factorization.

1162025105172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100765340 (or 100765307 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 33.

The spelling of 1162025105172 in words is "one trillion, one hundred sixty-two billion, twenty-five million, one hundred five thousand, one hundred seventy-two".