16137966 has 16 divisors (see below), whose sum is σ = 34758864. Its totient is φ = 4965504.

The previous prime is 16137941. The next prime is 16137971. The reversal of 16137966 is 66973161.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103371 + ... + 103526.

It is an arithmetic number, because the mean of its divisors is an integer number (2172429).

Almost surely, 2^16137966 is an apocalyptic number.

16137966 is an abundant number, since it is smaller than the sum of its proper divisors (18620898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16137966 is a wasteful number, since it uses less digits than its factorization.

16137966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206915.

The product of its digits is 40824, while the sum is 39.

The square root of 16137966 is about 4017.2087324410. The cubic root of 16137966 is about 252.7064142288.

The spelling of 16137966 in words is "sixteen million, one hundred thirty-seven thousand, nine hundred sixty-six".