16655137 has 2 divisors, whose sum is σ = 16655138. Its totient is φ = 16655136.

The previous prime is 16655131. The next prime is 16655141. The reversal of 16655137 is 73155661.

16655137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16654561 + 576 = 4081^2 + 24^2 .

It is a cyclic number.

It is not a de Polignac number, because 16655137 - 2³ = 16655129 is a prime.

It is not a weakly prime, because it can be changed into another prime (16655131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8327568 + 8327569.

It is an arithmetic number, because the mean of its divisors is an integer number (8327569).

Almost surely, 2^16655137 is an apocalyptic number.

It is an amenable number.

16655137 is a deficient number, since it is larger than the sum of its proper divisors (1).

16655137 is an equidigital number, since it uses as much as digits as its factorization.

16655137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18900, while the sum is 34.

The square root of 16655137 is about 4081.0705703283. The cubic root of 16655137 is about 255.3775619281.

The spelling of 16655137 in words is "sixteen million, six hundred fifty-five thousand, one hundred thirty-seven".