149051157 has 8 divisors (see below), whose sum is σ = 199195584. Its totient is φ = 99137088.

The previous prime is 149051153. The next prime is 149051159. The reversal of 149051157 is 751150941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 149051157 - 2² = 149051153 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149051153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56073 + ... + 58670.

It is an arithmetic number, because the mean of its divisors is an integer number (24899448).

Almost surely, 2^149051157 is an apocalyptic number.

It is an amenable number.

149051157 is a deficient number, since it is larger than the sum of its proper divisors (50144427).

149051157 is a wasteful number, since it uses less digits than its factorization.

149051157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115179.

The product of its (nonzero) digits is 6300, while the sum is 33.

The square root of 149051157 is about 12208.6509082699. The cubic root of 149051157 is about 530.2065849463.

The spelling of 149051157 in words is "one hundred forty-nine million, fifty-one thousand, one hundred fifty-seven".