13065542 has 16 divisors (see below), whose sum is σ = 22509312. Its totient is φ = 5571720.

The previous prime is 13065527. The next prime is 13065557. The reversal of 13065542 is 24556031.

It is an interprime number because it is at equal distance from previous prime (13065527) and next prime (13065557).

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 743 + ... + 5165.

It is an arithmetic number, because the mean of its divisors is an integer number (1406832).

Almost surely, 2^13065542 is an apocalyptic number.

13065542 is a deficient number, since it is larger than the sum of its proper divisors (9443770).

13065542 is a wasteful number, since it uses less digits than its factorization.

13065542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4643.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 13065542 is about 3614.6288882816. The cubic root of 13065542 is about 235.5279634064.

The spelling of 13065542 in words is "thirteen million, sixty-five thousand, five hundred forty-two".