214952137 has 2 divisors, whose sum is σ = 214952138. Its totient is φ = 214952136.

The previous prime is 214952117. The next prime is 214952167. The reversal of 214952137 is 731259412.

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., 203091001 + 11861136 = 14251^2 + 3444^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214952137 is a prime.

It is not a weakly prime, because it can be changed into another prime (214952107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107476068 + 107476069.

It is an arithmetic number, because the mean of its divisors is an integer number (107476069).

Almost surely, 2^214952137 is an apocalyptic number.

It is an amenable number.

214952137 is a deficient number, since it is larger than the sum of its proper divisors (1).

214952137 is an equidigital number, since it uses as much as digits as its factorization.

214952137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 34.

The square root of 214952137 is about 14661.2460930168. The cubic root of 214952137 is about 599.0281832851.

It can be divided in two parts, 21495 and 2137, that added together give a palindrome (23632).

The spelling of 214952137 in words is "two hundred fourteen million, nine hundred fifty-two thousand, one hundred thirty-seven".