149133516 has 24 divisors (see below), whose sum is σ = 397689600. Its totient is φ = 42609552.

The previous prime is 149133511. The next prime is 149133521. The reversal of 149133516 is 615331941.

It is an interprime number because it is at equal distance from previous prime (149133511) and next prime (149133521).

It is not an unprimeable number, because it can be changed into a prime (149133511) 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, 887616 + ... + 887783.

It is an arithmetic number, because the mean of its divisors is an integer number (16570400).

Almost surely, 2^149133516 is an apocalyptic number.

It is an amenable number.

149133516 is an abundant number, since it is smaller than the sum of its proper divisors (248556084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149133516 is a wasteful number, since it uses less digits than its factorization.

149133516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1775413 (or 1775411 counting only the distinct ones).

The product of its digits is 9720, while the sum is 33.

The square root of 149133516 is about 12212.0234195648. The cubic root of 149133516 is about 530.3042231098.

The spelling of 149133516 in words is "one hundred forty-nine million, one hundred thirty-three thousand, five hundred sixteen".