162255145 has 16 divisors (see below), whose sum is σ = 216916560. Its totient is φ = 115686144.

The previous prime is 162255127. The next prime is 162255161. The reversal of 162255145 is 541552261.

162255145 = 985² + 986² + ... + 1129².

162255145 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 8 ways, for example, as 17606416 + 144648729 = 4196^2 + 12027^2 .

It is a cyclic number.

It is not a de Polignac number, because 162255145 - 2⁵ = 162255113 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41154 + ... + 44923.

It is an arithmetic number, because the mean of its divisors is an integer number (13557285).

Almost surely, 2^162255145 is an apocalyptic number.

It is an amenable number.

162255145 is a deficient number, since it is larger than the sum of its proper divisors (54661415).

162255145 is a wasteful number, since it uses less digits than its factorization.

162255145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86124.

The product of its digits is 12000, while the sum is 31.

The square root of 162255145 is about 12737.9411601718. The cubic root of 162255145 is about 545.4222186187.

The spelling of 162255145 in words is "one hundred sixty-two million, two hundred fifty-five thousand, one hundred forty-five".