149163275 has 6 divisors (see below), whose sum is σ = 184962492. Its totient is φ = 119330600.

The previous prime is 149163251. The next prime is 149163283. The reversal of 149163275 is 572361941.

It is a de Polignac number, because none of the positive numbers 2^k-149163275 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2983241 + ... + 2983290.

It is an arithmetic number, because the mean of its divisors is an integer number (30827082).

Almost surely, 2^149163275 is an apocalyptic number.

149163275 is a deficient number, since it is larger than the sum of its proper divisors (35799217).

149163275 is an equidigital number, since it uses as much as digits as its factorization.

149163275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5966541 (or 5966536 counting only the distinct ones).

The product of its digits is 45360, while the sum is 38.

The square root of 149163275 is about 12213.2417891402. The cubic root of 149163275 is about 530.3394941301.

The spelling of 149163275 in words is "one hundred forty-nine million, one hundred sixty-three thousand, two hundred seventy-five".