149215275 has 36 divisors (see below), whose sum is σ = 291562440. Its totient is φ = 72345600.

The previous prime is 149215259. The next prime is 149215301. The reversal of 149215275 is 572512941.

It is not a de Polignac number, because 149215275 - 2⁴ = 149215259 is a prime.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 27670 + ... + 32619.

Almost surely, 2^149215275 is an apocalyptic number.

149215275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

149215275 is a deficient number, since it is larger than the sum of its proper divisors (142347165).

149215275 is a wasteful number, since it uses less digits than its factorization.

149215275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60316 (or 60308 counting only the distinct ones).

The product of its digits is 25200, while the sum is 36.

The square root of 149215275 is about 12215.3704405556. The cubic root of 149215275 is about 530.4011144131.

The spelling of 149215275 in words is "one hundred forty-nine million, two hundred fifteen thousand, two hundred seventy-five".