146591157 has 16 divisors (see below), whose sum is σ = 203624960. Its totient is φ = 93700800.

The previous prime is 146591141. The next prime is 146591209. The reversal of 146591157 is 751195641.

It is not a de Polignac number, because 146591157 - 2⁴ = 146591141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146591657) 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, 2907 + ... + 17367.

It is an arithmetic number, because the mean of its divisors is an integer number (12726560).

Almost surely, 2^146591157 is an apocalyptic number.

It is an amenable number.

146591157 is a deficient number, since it is larger than the sum of its proper divisors (57033803).

146591157 is a wasteful number, since it uses less digits than its factorization.

146591157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14604.

The product of its digits is 37800, while the sum is 39.

The square root of 146591157 is about 12107.4835122745. The cubic root of 146591157 is about 527.2734749089.

The spelling of 146591157 in words is "one hundred forty-six million, five hundred ninety-one thousand, one hundred fifty-seven".