151403904 has 160 divisors (see below), whose sum is σ = 477635400. Its totient is φ = 47443968.

The previous prime is 151403899. The next prime is 151403911. The reversal of 151403904 is 409304151.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 175827 + ... + 176685.

Almost surely, 2^151403904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151403904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238817700).

151403904 is an abundant number, since it is smaller than the sum of its proper divisors (326231496).

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

151403904 is an equidigital number, since it uses as much as digits as its factorization.

151403904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902 (or 881 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 151403904 is about 12304.6293727198. The cubic root of 151403904 is about 532.9817738676.

It can be divided in two parts, 15140 and 3904, that added together give a square (19044 = 138²).

The spelling of 151403904 in words is "one hundred fifty-one million, four hundred three thousand, nine hundred four".