16112149 has 2 divisors, whose sum is σ = 16112150. Its totient is φ = 16112148.

The previous prime is 16112119. The next prime is 16112177. The reversal of 16112149 is 94121161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15944049 + 168100 = 3993^2 + 410^2 .

It is a cyclic number.

It is not a de Polignac number, because 16112149 - 2⁷ = 16112021 is a prime.

It is equal to p_1037842 and since 16112149 and 1037842 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16112119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8056074 + 8056075.

It is an arithmetic number, because the mean of its divisors is an integer number (8056075).

Almost surely, 2^16112149 is an apocalyptic number.

It is an amenable number.

16112149 is a deficient number, since it is larger than the sum of its proper divisors (1).

16112149 is an equidigital number, since it uses as much as digits as its factorization.

16112149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 25.

The square root of 16112149 is about 4013.9941454865. The cubic root of 16112149 is about 252.5715851015.

It can be divided in two parts, 16112 and 149, that added together give a palindrome (16261).

The spelling of 16112149 in words is "sixteen million, one hundred twelve thousand, one hundred forty-nine".