165112037 has 2 divisors, whose sum is σ = 165112038. Its totient is φ = 165112036.

The previous prime is 165111997. The next prime is 165112049. The reversal of 165112037 is 730211561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151019521 + 14092516 = 12289^2 + 3754^2 .

It is a cyclic number.

It is not a de Polignac number, because 165112037 - 2¹² = 165107941 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 165111997 and 165112015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165112237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82556018 + 82556019.

It is an arithmetic number, because the mean of its divisors is an integer number (82556019).

Almost surely, 2^165112037 is an apocalyptic number.

It is an amenable number.

165112037 is a deficient number, since it is larger than the sum of its proper divisors (1).

165112037 is an equidigital number, since it uses as much as digits as its factorization.

165112037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 165112037 is about 12849.5928729279. The cubic root of 165112037 is about 548.6047688270.

Adding to 165112037 its reverse (730211561), we get a palindrome (895323598).

The spelling of 165112037 in words is "one hundred sixty-five million, one hundred twelve thousand, thirty-seven".