146152331 has 16 divisors (see below), whose sum is σ = 165613728. Its totient is φ = 128044800.

The previous prime is 146152309. The next prime is 146152337. The reversal of 146152331 is 133251641.

146152331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 146152331 - 2⁶ = 146152267 is a prime.

It is a super-2 number, since 2×146152331² = 42721007713467122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146152331.

It is not an unprimeable number, because it can be changed into a prime (146152337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16016 + ... + 23426.

It is an arithmetic number, because the mean of its divisors is an integer number (10350858).

Almost surely, 2^146152331 is an apocalyptic number.

146152331 is a deficient number, since it is larger than the sum of its proper divisors (19461397).

146152331 is a wasteful number, since it uses less digits than its factorization.

146152331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7502.

The product of its digits is 2160, while the sum is 26.

The square root of 146152331 is about 12089.3478318725. The cubic root of 146152331 is about 526.7468115407.

The spelling of 146152331 in words is "one hundred forty-six million, one hundred fifty-two thousand, three hundred thirty-one".