149144402 has 16 divisors (see below), whose sum is σ = 247400352. Its totient is φ = 66863520.

The previous prime is 149144399. The next prime is 149144449. The reversal of 149144402 is 204441941.

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 7 ways as a sum of consecutive naturals, for example, 44828 + ... + 48039.

It is an arithmetic number, because the mean of its divisors is an integer number (15462522).

Almost surely, 2^149144402 is an apocalyptic number.

149144402 is a deficient number, since it is larger than the sum of its proper divisors (98255950).

149144402 is a wasteful number, since it uses less digits than its factorization.

149144402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92953.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 149144402 is about 12212.4691197153. The cubic root of 149144402 is about 530.3171259803.

The spelling of 149144402 in words is "one hundred forty-nine million, one hundred forty-four thousand, four hundred two".