12802357 has 2 divisors, whose sum is σ = 12802358. Its totient is φ = 12802356.

The previous prime is 12802331. The next prime is 12802397. The reversal of 12802357 is 75320821.

12802357 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11383876 + 1418481 = 3374^2 + 1191^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12802357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12802397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6401178 + 6401179.

It is an arithmetic number, because the mean of its divisors is an integer number (6401179).

Almost surely, 2^12802357 is an apocalyptic number.

It is an amenable number.

12802357 is a deficient number, since it is larger than the sum of its proper divisors (1).

12802357 is an equidigital number, since it uses as much as digits as its factorization.

12802357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 12802357 is about 3578.0381496010. The cubic root of 12802357 is about 233.9357763212.

The spelling of 12802357 in words is "twelve million, eight hundred two thousand, three hundred fifty-seven".