13933057 has 2 divisors, whose sum is σ = 13933058. Its totient is φ = 13933056.

The previous prime is 13933001. The next prime is 13933067. The reversal of 13933057 is 75033931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13571856 + 361201 = 3684^2 + 601^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13933057 is a prime.

It is equal to p₉₀₆₀₇₉ and since 13933057 and 906079 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (13933067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6966528 + 6966529.

It is an arithmetic number, because the mean of its divisors is an integer number (6966529).

Almost surely, 2^13933057 is an apocalyptic number.

It is an amenable number.

13933057 is a deficient number, since it is larger than the sum of its proper divisors (1).

13933057 is an equidigital number, since it uses as much as digits as its factorization.

13933057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8505, while the sum is 31.

The square root of 13933057 is about 3732.7010327643. The cubic root of 13933057 is about 240.6294645149.

Adding to 13933057 its reverse (75033931), we get a palindrome (88966988).

The spelling of 13933057 in words is "thirteen million, nine hundred thirty-three thousand, fifty-seven".