151173120 has 384 divisors, whose sum is σ = 597542400. Its totient is φ = 31850496.

The previous prime is 151173091. The next prime is 151173133. The reversal of 151173120 is 21371151.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4085742 + ... + 4085778.

It is an arithmetic number, because the mean of its divisors is an integer number (1556100).

Almost surely, 2^151173120 is an apocalyptic number.

151173120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151173120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298771200).

151173120 is an abundant number, since it is smaller than the sum of its proper divisors (446369280).

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

151173120 is a wasteful number, since it uses less digits than its factorization.

151173120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 73 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 21.

The square root of 151173120 is about 12295.2478624874. The cubic root of 151173120 is about 532.7108292545.

The spelling of 151173120 in words is "one hundred fifty-one million, one hundred seventy-three thousand, one hundred twenty".