149594151 has 16 divisors (see below), whose sum is σ = 235814400. Its totient is φ = 82534368.

The previous prime is 149594149. The next prime is 149594161. The reversal of 149594151 is 151495941.

It is not a de Polignac number, because 149594151 - 2¹ = 149594149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149594111) 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, 122211 + ... + 123428.

It is an arithmetic number, because the mean of its divisors is an integer number (14738400).

Almost surely, 2^149594151 is an apocalyptic number.

149594151 is a deficient number, since it is larger than the sum of its proper divisors (86220249).

149594151 is a wasteful number, since it uses less digits than its factorization.

149594151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245678.

The product of its digits is 32400, while the sum is 39.

The square root of 149594151 is about 12230.8687753569. The cubic root of 149594151 is about 530.8496529601.

It can be divided in two parts, 14959 and 4151, that added together give a triangular number (19110 = T₁₉₅).

The spelling of 149594151 in words is "one hundred forty-nine million, five hundred ninety-four thousand, one hundred fifty-one".