16312937 has 2 divisors, whose sum is σ = 16312938. Its totient is φ = 16312936.

The previous prime is 16312931. The next prime is 16312949. The reversal of 16312937 is 73921361.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15531481 + 781456 = 3941^2 + 884^2 .

It is a cyclic number.

It is not a de Polignac number, because 16312937 - 2⁶ = 16312873 is a prime.

It is a super-2 number, since 2×16312937² = 532223827131938, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16312931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8156468 + 8156469.

It is an arithmetic number, because the mean of its divisors is an integer number (8156469).

Almost surely, 2^16312937 is an apocalyptic number.

It is an amenable number.

16312937 is a deficient number, since it is larger than the sum of its proper divisors (1).

16312937 is an equidigital number, since it uses as much as digits as its factorization.

16312937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 32.

The square root of 16312937 is about 4038.9277042304. The cubic root of 16312937 is about 253.6164307920.

The spelling of 16312937 in words is "sixteen million, three hundred twelve thousand, nine hundred thirty-seven".