13369457 has 2 divisors, whose sum is σ = 13369458. Its totient is φ = 13369456.

The previous prime is 13369441. The next prime is 13369481. The reversal of 13369457 is 75496331.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11771761 + 1597696 = 3431^2 + 1264^2 .

It is a cyclic number.

It is not a de Polignac number, because 13369457 - 2⁴ = 13369441 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13369457.

It is not a weakly prime, because it can be changed into another prime (13369487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6684728 + 6684729.

It is an arithmetic number, because the mean of its divisors is an integer number (6684729).

Almost surely, 2^13369457 is an apocalyptic number.

It is an amenable number.

13369457 is a deficient number, since it is larger than the sum of its proper divisors (1).

13369457 is an equidigital number, since it uses as much as digits as its factorization.

13369457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 38.

The square root of 13369457 is about 3656.4268076908. The cubic root of 13369457 is about 237.3401739093.

The spelling of 13369457 in words is "thirteen million, three hundred sixty-nine thousand, four hundred fifty-seven".