149000459 has 2 divisors, whose sum is σ = 149000460. Its totient is φ = 149000458.

The previous prime is 149000431. The next prime is 149000473. The reversal of 149000459 is 954000941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149000459 - 2¹² = 148996363 is a prime.

It is a super-2 number, since 2×149000459² = 44402273564421362, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (149000479) 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 as a sum of consecutive naturals, namely, 74500229 + 74500230.

It is an arithmetic number, because the mean of its divisors is an integer number (74500230).

Almost surely, 2^149000459 is an apocalyptic number.

149000459 is a deficient number, since it is larger than the sum of its proper divisors (1).

149000459 is an equidigital number, since it uses as much as digits as its factorization.

149000459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 149000459 is about 12206.5744170918. The cubic root of 149000459 is about 530.1464636156.

The spelling of 149000459 in words is "one hundred forty-nine million, four hundred fifty-nine", and thus it is an aban number.