149404499 has 2 divisors, whose sum is σ = 149404500. Its totient is φ = 149404498.

The previous prime is 149404471. The next prime is 149404511. The reversal of 149404499 is 994404941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149404499 - 2⁸ = 149404243 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (149434499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74702249 + 74702250.

It is an arithmetic number, because the mean of its divisors is an integer number (74702250).

Almost surely, 2^149404499 is an apocalyptic number.

149404499 is a deficient number, since it is larger than the sum of its proper divisors (1).

149404499 is an equidigital number, since it uses as much as digits as its factorization.

149404499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 149404499 is about 12223.1133104459. The cubic root of 149404499 is about 530.6252251268.

The spelling of 149404499 in words is "one hundred forty-nine million, four hundred four thousand, four hundred ninety-nine".