149149299 has 16 divisors (see below), whose sum is σ = 214389504. Its totient is φ = 91687200.

The previous prime is 149149289. The next prime is 149149309. The reversal of 149149299 is 992941941.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (149149289) and next prime (149149309).

It is not a de Polignac number, because 149149299 - 2⁷ = 149149171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149149219) 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, 57664 + ... + 60194.

It is an arithmetic number, because the mean of its divisors is an integer number (13399344).

Almost surely, 2^149149299 is an apocalyptic number.

149149299 is a deficient number, since it is larger than the sum of its proper divisors (65240205).

149149299 is a wasteful number, since it uses less digits than its factorization.

149149299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4058.

The product of its digits is 209952, while the sum is 48.

The square root of 149149299 is about 12212.6696098765. The cubic root of 149149299 is about 530.3229300523.

The spelling of 149149299 in words is "one hundred forty-nine million, one hundred forty-nine thousand, two hundred ninety-nine".