16055189 has 2 divisors, whose sum is σ = 16055190. Its totient is φ = 16055188.

The previous prime is 16055147. The next prime is 16055203. The reversal of 16055189 is 98155061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13359025 + 2696164 = 3655^2 + 1642^2 .

It is a cyclic number.

It is not a de Polignac number, because 16055189 - 2¹² = 16051093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16055119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8027594 + 8027595.

It is an arithmetic number, because the mean of its divisors is an integer number (8027595).

Almost surely, 2^16055189 is an apocalyptic number.

It is an amenable number.

16055189 is a deficient number, since it is larger than the sum of its proper divisors (1).

16055189 is an equidigital number, since it uses as much as digits as its factorization.

16055189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 35.

The square root of 16055189 is about 4006.8926863593. The cubic root of 16055189 is about 252.2736015946.

The spelling of 16055189 in words is "sixteen million, fifty-five thousand, one hundred eighty-nine".