13874537 has 2 divisors, whose sum is σ = 13874538. Its totient is φ = 13874536.

The previous prime is 13874521. The next prime is 13874569. The reversal of 13874537 is 73547831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12503296 + 1371241 = 3536^2 + 1171^2 .

It is a cyclic number.

It is not a de Polignac number, because 13874537 - 2⁴ = 13874521 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13874537.

It is not a weakly prime, because it can be changed into another prime (13874437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6937268 + 6937269.

It is an arithmetic number, because the mean of its divisors is an integer number (6937269).

Almost surely, 2^13874537 is an apocalyptic number.

It is an amenable number.

13874537 is a deficient number, since it is larger than the sum of its proper divisors (1).

13874537 is an equidigital number, since it uses as much as digits as its factorization.

13874537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 38.

The square root of 13874537 is about 3724.8539568686. The cubic root of 13874537 is about 240.2921038271.

The spelling of 13874537 in words is "thirteen million, eight hundred seventy-four thousand, five hundred thirty-seven".