149116254 has 16 divisors (see below), whose sum is σ = 340837248. Its totient is φ = 42604632.

The previous prime is 149116249. The next prime is 149116267. The reversal of 149116254 is 452611941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1775152 + ... + 1775235.

It is an arithmetic number, because the mean of its divisors is an integer number (21302328).

Almost surely, 2^149116254 is an apocalyptic number.

149116254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

149116254 is an abundant number, since it is smaller than the sum of its proper divisors (191720994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149116254 is a wasteful number, since it uses less digits than its factorization.

149116254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3550399.

The product of its digits is 8640, while the sum is 33.

The square root of 149116254 is about 12211.3166366285. The cubic root of 149116254 is about 530.2837616581.

It can be divided in two parts, 149 and 116254, that added together give a triangular number (116403 = T₄₈₂).

The spelling of 149116254 in words is "one hundred forty-nine million, one hundred sixteen thousand, two hundred fifty-four".