13959099 has 24 divisors (see below), whose sum is σ = 25139712. Its totient is φ = 7251120.

The previous prime is 13959089. The next prime is 13959103. The reversal of 13959099 is 99095931.

It is not a de Polignac number, because 13959099 - 2⁸ = 13958843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13959059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9379 + ... + 10764.

It is an arithmetic number, because the mean of its divisors is an integer number (1047488).

Almost surely, 2^13959099 is an apocalyptic number.

13959099 is a deficient number, since it is larger than the sum of its proper divisors (11180613).

13959099 is a wasteful number, since it uses less digits than its factorization.

13959099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20167 (or 20164 counting only the distinct ones).

The product of its (nonzero) digits is 98415, while the sum is 45.

The square root of 13959099 is about 3736.1877629477. The cubic root of 13959099 is about 240.7792897922.

The spelling of 13959099 in words is "thirteen million, nine hundred fifty-nine thousand, ninety-nine".