149145275 has 12 divisors (see below), whose sum is σ = 186186000. Its totient is φ = 118512480.

The previous prime is 149145259. The next prime is 149145313. The reversal of 149145275 is 572541941.

It is not a de Polignac number, because 149145275 - 2⁴ = 149145259 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16295 + ... + 23744.

It is an arithmetic number, because the mean of its divisors is an integer number (15515500).

Almost surely, 2^149145275 is an apocalyptic number.

149145275 is a deficient number, since it is larger than the sum of its proper divisors (37040725).

149145275 is a wasteful number, since it uses less digits than its factorization.

149145275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40198 (or 40193 counting only the distinct ones).

The product of its digits is 50400, while the sum is 38.

The square root of 149145275 is about 12212.5048618209. The cubic root of 149145275 is about 530.3181606955.

The spelling of 149145275 in words is "one hundred forty-nine million, one hundred forty-five thousand, two hundred seventy-five".