13051693 has 2 divisors, whose sum is σ = 13051694. Its totient is φ = 13051692.

The previous prime is 13051681. The next prime is 13051697. The reversal of 13051693 is 39615031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12124324 + 927369 = 3482^2 + 963^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13051693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13051697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6525846 + 6525847.

It is an arithmetic number, because the mean of its divisors is an integer number (6525847).

Almost surely, 2^13051693 is an apocalyptic number.

It is an amenable number.

13051693 is a deficient number, since it is larger than the sum of its proper divisors (1).

13051693 is an equidigital number, since it uses as much as digits as its factorization.

13051693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 13051693 is about 3612.7126927006. The cubic root of 13051693 is about 235.4447169577. Note that the first 3 decimals are identical.

The spelling of 13051693 in words is "thirteen million, fifty-one thousand, six hundred ninety-three".