149140354 has 16 divisors (see below), whose sum is σ = 258404256. Its totient is φ = 63803200.

The previous prime is 149140331. The next prime is 149140363. The reversal of 149140354 is 453041941.

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, 199012 + ... + 199759.

It is an arithmetic number, because the mean of its divisors is an integer number (16150266).

Almost surely, 2^149140354 is an apocalyptic number.

149140354 is a deficient number, since it is larger than the sum of its proper divisors (109263902).

149140354 is a wasteful number, since it uses less digits than its factorization.

149140354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398801.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 149140354 is about 12212.3033863395. The cubic root of 149140354 is about 530.3123280727.

The spelling of 149140354 in words is "one hundred forty-nine million, one hundred forty thousand, three hundred fifty-four".