149434475 has 6 divisors (see below), whose sum is σ = 185298780. Its totient is φ = 119547560.

The previous prime is 149434469. The next prime is 149434499. The reversal of 149434475 is 574434941.

It is not a de Polignac number, because 149434475 - 2²⁰ = 148385899 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2988665 + ... + 2988714.

It is an arithmetic number, because the mean of its divisors is an integer number (30883130).

Almost surely, 2^149434475 is an apocalyptic number.

149434475 is a deficient number, since it is larger than the sum of its proper divisors (35864305).

149434475 is an equidigital number, since it uses as much as digits as its factorization.

149434475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5977389 (or 5977384 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

The square root of 149434475 is about 12224.3394504570. The cubic root of 149434475 is about 530.6607103547.

The spelling of 149434475 in words is "one hundred forty-nine million, four hundred thirty-four thousand, four hundred seventy-five".