149459795 has 16 divisors (see below), whose sum is σ = 189092640. Its totient is φ = 113094144.

The previous prime is 149459777. The next prime is 149459839. The reversal of 149459795 is 597954941.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149459795 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114587 + ... + 115883.

It is an arithmetic number, because the mean of its divisors is an integer number (11818290).

Almost surely, 2^149459795 is an apocalyptic number.

149459795 is a deficient number, since it is larger than the sum of its proper divisors (39632845).

149459795 is a wasteful number, since it uses less digits than its factorization.

149459795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534.

The product of its digits is 2041200, while the sum is 53.

The square root of 149459795 is about 12225.3750453718. The cubic root of 149459795 is about 530.6906801689.

The spelling of 149459795 in words is "one hundred forty-nine million, four hundred fifty-nine thousand, seven hundred ninety-five".