149090307 has 4 divisors (see below), whose sum is σ = 198787080. Its totient is φ = 99393536.

The previous prime is 149090297. The next prime is 149090317. The reversal of 149090307 is 703090941.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (149090297) and next prime (149090317).

It is a cyclic number.

It is not a de Polignac number, because 149090307 - 2²³ = 140701699 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (149090317) 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, 24848382 + ... + 24848387.

It is an arithmetic number, because the mean of its divisors is an integer number (49696770).

Almost surely, 2^149090307 is an apocalyptic number.

149090307 is a deficient number, since it is larger than the sum of its proper divisors (49696773).

149090307 is an equidigital number, since it uses as much as digits as its factorization.

149090307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49696772.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 149090307 is about 12210.2541742586. The cubic root of 149090307 is about 530.2530025009.

The spelling of 149090307 in words is "one hundred forty-nine million, ninety thousand, three hundred seven".