149596319 has 4 divisors (see below), whose sum is σ = 150423000. Its totient is φ = 148769640.

The previous prime is 149596313. The next prime is 149596373. The reversal of 149596319 is 913695941.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 913695941 = 6971 ⋅131071.

It is a cyclic number.

It is not a de Polignac number, because 149596319 - 2⁴ = 149596303 is a prime.

It is a super-2 number, since 2×149596319² = 44758117316699522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149596313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 413069 + ... + 413430.

It is an arithmetic number, because the mean of its divisors is an integer number (37605750).

Almost surely, 2^149596319 is an apocalyptic number.

149596319 is a deficient number, since it is larger than the sum of its proper divisors (826681).

149596319 is an equidigital number, since it uses as much as digits as its factorization.

149596319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826680.

The product of its digits is 262440, while the sum is 47.

The square root of 149596319 is about 12230.9574032453. The cubic root of 149596319 is about 530.8522174019.

The spelling of 149596319 in words is "one hundred forty-nine million, five hundred ninety-six thousand, three hundred nineteen".