149040599 has 8 divisors (see below), whose sum is σ = 154409760. Its totient is φ = 143686816.

The previous prime is 149040589. The next prime is 149040601. The reversal of 149040599 is 995040941.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 149040599 - 2²⁰ = 147992023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149040509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18089 + ... + 25005.

It is an arithmetic number, because the mean of its divisors is an integer number (19301220).

Almost surely, 2^149040599 is an apocalyptic number.

149040599 is a deficient number, since it is larger than the sum of its proper divisors (5369161).

149040599 is an equidigital number, since it uses as much as digits as its factorization.

149040599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7689.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 149040599 is about 12208.2185023041. The cubic root of 149040599 is about 530.1940656354.

The spelling of 149040599 in words is "one hundred forty-nine million, forty thousand, five hundred ninety-nine".