13098959 has 4 divisors (see below), whose sum is σ = 13869504. Its totient is φ = 12328416.

The previous prime is 13098941. The next prime is 13098973. The reversal of 13098959 is 95989031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13098959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13098919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385247 + ... + 385280.

It is an arithmetic number, because the mean of its divisors is an integer number (3467376).

Almost surely, 2^13098959 is an apocalyptic number.

13098959 is a deficient number, since it is larger than the sum of its proper divisors (770545).

13098959 is an equidigital number, since it uses as much as digits as its factorization.

13098959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770544.

The product of its (nonzero) digits is 87480, while the sum is 44.

The square root of 13098959 is about 3619.2484026383. The cubic root of 13098959 is about 235.7285913221.

The spelling of 13098959 in words is "thirteen million, ninety-eight thousand, nine hundred fifty-nine".