165161362 has 4 divisors (see below), whose sum is σ = 247742046. Its totient is φ = 82580680.

The previous prime is 165161333. The next prime is 165161363. The reversal of 165161362 is 263161561.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 156275001 + 8886361 = 12501^2 + 2981^2 .

It is not an unprimeable number, because it can be changed into a prime (165161363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41290339 + ... + 41290342.

Almost surely, 2^165161362 is an apocalyptic number.

165161362 is a deficient number, since it is larger than the sum of its proper divisors (82580684).

165161362 is an equidigital number, since it uses as much as digits as its factorization.

165161362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82580683.

The product of its digits is 6480, while the sum is 31.

The square root of 165161362 is about 12851.5120511168. The cubic root of 165161362 is about 548.6593928196.

The spelling of 165161362 in words is "one hundred sixty-five million, one hundred sixty-one thousand, three hundred sixty-two".