12904253 has 2 divisors, whose sum is σ = 12904254. Its totient is φ = 12904252.

The previous prime is 12904237. The next prime is 12904271. The reversal of 12904253 is 35240921.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12652249 + 252004 = 3557^2 + 502^2 .

It is a cyclic number.

It is not a de Polignac number, because 12904253 - 2⁴ = 12904237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12904223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6452126 + 6452127.

It is an arithmetic number, because the mean of its divisors is an integer number (6452127).

Almost surely, 2^12904253 is an apocalyptic number.

It is an amenable number.

12904253 is a deficient number, since it is larger than the sum of its proper divisors (1).

12904253 is an equidigital number, since it uses as much as digits as its factorization.

12904253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 12904253 is about 3592.2490169809. The cubic root of 12904253 is about 234.5547810061.

The spelling of 12904253 in words is "twelve million, nine hundred four thousand, two hundred fifty-three".