165051412 has 12 divisors (see below), whose sum is σ = 298800180. Its totient is φ = 79679936.

The previous prime is 165051407. The next prime is 165051437. The reversal of 165051412 is 214150561.

It is a happy number.

165051412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 34269316 + 130782096 = 5854^2 + 11436^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 711313 + ... + 711544.

It is an arithmetic number, because the mean of its divisors is an integer number (24900015).

Almost surely, 2^165051412 is an apocalyptic number.

It is an amenable number.

165051412 is a deficient number, since it is larger than the sum of its proper divisors (133748768).

165051412 is a wasteful number, since it uses less digits than its factorization.

165051412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422890 (or 1422888 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 165051412 is about 12847.2336321871. The cubic root of 165051412 is about 548.5376159689.

The spelling of 165051412 in words is "one hundred sixty-five million, fifty-one thousand, four hundred twelve".