13133507 has 2 divisors, whose sum is σ = 13133508. Its totient is φ = 13133506.

The previous prime is 13133479. The next prime is 13133531. The reversal of 13133507 is 70533131.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13133507 is a prime.

It is a super-2 number, since 2×13133507² = 344978012238098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13133567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6566753 + 6566754.

It is an arithmetic number, because the mean of its divisors is an integer number (6566754).

Almost surely, 2^13133507 is an apocalyptic number.

13133507 is a deficient number, since it is larger than the sum of its proper divisors (1).

13133507 is an equidigital number, since it uses as much as digits as its factorization.

13133507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 945, while the sum is 23.

The square root of 13133507 is about 3624.0180739064. The cubic root of 13133507 is about 235.9356510856.

Adding to 13133507 its reverse (70533131), we get a palindrome (83666638).

The spelling of 13133507 in words is "thirteen million, one hundred thirty-three thousand, five hundred seven".