13099542 has 16 divisors (see below), whose sum is σ = 26406912. Its totient is φ = 4331880.

The previous prime is 13099523. The next prime is 13099601. The reversal of 13099542 is 24599031.

13099542 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7834 + ... + 9357.

It is an arithmetic number, because the mean of its divisors is an integer number (1650432).

Almost surely, 2^13099542 is an apocalyptic number.

13099542 is an abundant number, since it is smaller than the sum of its proper divisors (13307370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13099542 is a wasteful number, since it uses less digits than its factorization.

13099542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17323.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 13099542 is about 3619.3289433264. The cubic root of 13099542 is about 235.7320884888.

The spelling of 13099542 in words is "thirteen million, ninety-nine thousand, five hundred forty-two".