149373315 has 144 divisors (see below), whose sum is σ = 338109408. Its totient is φ = 62705664.

The previous prime is 149373313. The next prime is 149373319. The reversal of 149373315 is 513373941.

It is not a de Polignac number, because 149373315 - 2¹ = 149373313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 149373315.

It is not an unprimeable number, because it can be changed into a prime (149373313) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 773859 + ... + 774051.

It is an arithmetic number, because the mean of its divisors is an integer number (2347982).

Almost surely, 2^149373315 is an apocalyptic number.

149373315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

149373315 is an abundant number, since it is smaller than the sum of its proper divisors (188736093).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149373315 is a wasteful number, since it uses less digits than its factorization.

149373315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 221 counting only the distinct ones).

The product of its digits is 34020, while the sum is 36.

The square root of 149373315 is about 12221.8376277874. The cubic root of 149373315 is about 530.5883048455.

The spelling of 149373315 in words is "one hundred forty-nine million, three hundred seventy-three thousand, three hundred fifteen".