12150873361 has 15 divisors (see below), whose sum is σ = 13380565465. Its totient is φ = 11034123100.

The previous prime is 12150873359. The next prime is 12150873379. The reversal of 12150873361 is 16337805121.

The square root of 12150873361 is 110231.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 12150873361 - 2¹ = 12150873359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12150873361.

It is not an unprimeable number, because it can be changed into a prime (12150873311) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 13337496 + ... + 13338406.

Almost surely, 2^12150873361 is an apocalyptic number.

12150873361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12150873361 is the 110231-st square number.

12150873361 is the 55116-th centered octagonal number.

It is an amenable number.

12150873361 is a deficient number, since it is larger than the sum of its proper divisors (1229692104).

12150873361 is an frugal number, since it uses more digits than its factorization.

12150873361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866 (or 922 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 12150873361 in words is "twelve billion, one hundred fifty million, eight hundred seventy-three thousand, three hundred sixty-one".