149099593 has 16 divisors (see below), whose sum is σ = 164505600. Its totient is φ = 134505360.

The previous prime is 149099581. The next prime is 149099609. The reversal of 149099593 is 395990941.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149099593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149099513) 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 15 ways as a sum of consecutive naturals, for example, 117798 + ... + 119056.

It is an arithmetic number, because the mean of its divisors is an integer number (10281600).

Almost surely, 2^149099593 is an apocalyptic number.

It is an amenable number.

149099593 is a deficient number, since it is larger than the sum of its proper divisors (15406007).

149099593 is a wasteful number, since it uses less digits than its factorization.

149099593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572.

The product of its (nonzero) digits is 393660, while the sum is 49.

The square root of 149099593 is about 12210.6344225024. The cubic root of 149099593 is about 530.2640111020.

The spelling of 149099593 in words is "one hundred forty-nine million, ninety-nine thousand, five hundred ninety-three".