149602315 has 4 divisors (see below), whose sum is σ = 179522784. Its totient is φ = 119681848.

The previous prime is 149602303. The next prime is 149602319. The reversal of 149602315 is 513206941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 513206941 = 13 ⋅39477457.

It is a cyclic number.

It is not a de Polignac number, because 149602315 - 2¹⁵ = 149569547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149602319) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 14960227 + ... + 14960236.

It is an arithmetic number, because the mean of its divisors is an integer number (44880696).

Almost surely, 2^149602315 is an apocalyptic number.

149602315 is a deficient number, since it is larger than the sum of its proper divisors (29920469).

149602315 is an equidigital number, since it uses as much as digits as its factorization.

149602315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29920468.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 149602315 is about 12231.2025165149. The cubic root of 149602315 is about 530.8593097052.

The spelling of 149602315 in words is "one hundred forty-nine million, six hundred two thousand, three hundred fifteen".