165379042 has 4 divisors (see below), whose sum is σ = 248068566. Its totient is φ = 82689520.

The previous prime is 165379037. The next prime is 165379063. The reversal of 165379042 is 240973561.

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., 111957561 + 53421481 = 10581^2 + 7309^2 .

It is a junction number, because it is equal to n+sod(n) for n = 165378992 and 165379010.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41344759 + ... + 41344762.

Almost surely, 2^165379042 is an apocalyptic number.

165379042 is a deficient number, since it is larger than the sum of its proper divisors (82689524).

165379042 is an equidigital number, since it uses as much as digits as its factorization.

165379042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82689523.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 165379042 is about 12859.9783048029. The cubic root of 165379042 is about 548.9003283986.

The spelling of 165379042 in words is "one hundred sixty-five million, three hundred seventy-nine thousand, forty-two".