151278412 has 12 divisors (see below), whose sum is σ = 265058640. Its totient is φ = 75547376.

The previous prime is 151278403. The next prime is 151278511. The reversal of 151278412 is 214872151.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19183 + ... + 25894.

It is an arithmetic number, because the mean of its divisors is an integer number (22088220).

Almost surely, 2^151278412 is an apocalyptic number.

It is an amenable number.

151278412 is a deficient number, since it is larger than the sum of its proper divisors (113780228).

151278412 is a wasteful number, since it uses less digits than its factorization.

151278412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45920 (or 45918 counting only the distinct ones).

The product of its digits is 4480, while the sum is 31.

The square root of 151278412 is about 12299.5289340690. The cubic root of 151278412 is about 532.8344781576.

The spelling of 151278412 in words is "one hundred fifty-one million, two hundred seventy-eight thousand, four hundred twelve".