13402303357 has 2 divisors, whose sum is σ = 13402303358. Its totient is φ = 13402303356.

The previous prime is 13402303319. The next prime is 13402303363. The reversal of 13402303357 is 75330320431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12614434596 + 787868761 = 112314^2 + 28069^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13402303357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13402303307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6701151678 + 6701151679.

It is an arithmetic number, because the mean of its divisors is an integer number (6701151679).

Almost surely, 2^13402303357 is an apocalyptic number.

It is an amenable number.

13402303357 is a deficient number, since it is larger than the sum of its proper divisors (1).

13402303357 is an equidigital number, since it uses as much as digits as its factorization.

13402303357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 31.

Adding to 13402303357 its reverse (75330320431), we get a palindrome (88732623788).

The spelling of 13402303357 in words is "thirteen billion, four hundred two million, three hundred three thousand, three hundred fifty-seven".