151998412 has 12 divisors (see below), whose sum is σ = 267759856. Its totient is φ = 75495600.

The previous prime is 151998409. The next prime is 151998419. The reversal of 151998412 is 214899151.

It is not an unprimeable number, because it can be changed into a prime (151998419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125223 + ... + 126430.

Almost surely, 2^151998412 is an apocalyptic number.

It is an amenable number.

151998412 is a deficient number, since it is larger than the sum of its proper divisors (115761444).

151998412 is a wasteful number, since it uses less digits than its factorization.

151998412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251808 (or 251806 counting only the distinct ones).

The product of its digits is 25920, while the sum is 40.

The square root of 151998412 is about 12328.7636038656. The cubic root of 151998412 is about 533.6784712196.

The spelling of 151998412 in words is "one hundred fifty-one million, nine hundred ninety-eight thousand, four hundred twelve".