12792869 has 2 divisors, whose sum is σ = 12792870. Its totient is φ = 12792868.

The previous prime is 12792847. The next prime is 12792877. The reversal of 12792869 is 96829721.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7562500 + 5230369 = 2750^2 + 2287^2 .

It is a cyclic number.

It is not a de Polignac number, because 12792869 - 2⁸ = 12792613 is a prime.

It is a super-2 number, since 2×12792869² = 327314994502322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12792809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6396434 + 6396435.

It is an arithmetic number, because the mean of its divisors is an integer number (6396435).

Almost surely, 2^12792869 is an apocalyptic number.

It is an amenable number.

12792869 is a deficient number, since it is larger than the sum of its proper divisors (1).

12792869 is an equidigital number, since it uses as much as digits as its factorization.

12792869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 44.

The square root of 12792869 is about 3576.7120376122. The cubic root of 12792869 is about 233.8779710491.

The spelling of 12792869 in words is "twelve million, seven hundred ninety-two thousand, eight hundred sixty-nine".