16118951 has 2 divisors, whose sum is σ = 16118952. Its totient is φ = 16118950.

The previous prime is 16118933. The next prime is 16118953. The reversal of 16118951 is 15981161.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16118951 is a prime.

Together with 16118953, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16118953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8059475 + 8059476.

It is an arithmetic number, because the mean of its divisors is an integer number (8059476).

Almost surely, 2^16118951 is an apocalyptic number.

16118951 is a deficient number, since it is larger than the sum of its proper divisors (1).

16118951 is an equidigital number, since it uses as much as digits as its factorization.

16118951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 32.

The square root of 16118951 is about 4014.8413418216. The cubic root of 16118951 is about 252.6071224719.

The spelling of 16118951 in words is "sixteen million, one hundred eighteen thousand, nine hundred fifty-one".