13099501 has 2 divisors, whose sum is σ = 13099502. Its totient is φ = 13099500.

The previous prime is 13099483. The next prime is 13099507. The reversal of 13099501 is 10599031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12595401 + 504100 = 3549^2 + 710^2 .

It is an emirp because it is prime and its reverse (10599031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13099501 - 2¹⁷ = 12968429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13099501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13099507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6549750 + 6549751.

It is an arithmetic number, because the mean of its divisors is an integer number (6549751).

Almost surely, 2^13099501 is an apocalyptic number.

It is an amenable number.

13099501 is a deficient number, since it is larger than the sum of its proper divisors (1).

13099501 is an equidigital number, since it uses as much as digits as its factorization.

13099501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1215, while the sum is 28.

The square root of 13099501 is about 3619.3232792885. The cubic root of 13099501 is about 235.7318425508.

The spelling of 13099501 in words is "thirteen million, ninety-nine thousand, five hundred one".