151303500 has 72 divisors (see below), whose sum is σ = 477326304. Its totient is φ = 40346400.

The previous prime is 151303459. The next prime is 151303507. The reversal of 151303500 is 5303151.

It is a happy number.

It is a super-2 number, since 2×151303500² = 45785498224500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (151303507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12312 + ... + 21311.

It is an arithmetic number, because the mean of its divisors is an integer number (6629532).

Almost surely, 2^151303500 is an apocalyptic number.

151303500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151303500 is an abundant number, since it is smaller than the sum of its proper divisors (326022804).

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

151303500 is a wasteful number, since it uses less digits than its factorization.

151303500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33648 (or 33633 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 18.

The square root of 151303500 is about 12300.5487682461. The cubic root of 151303500 is about 532.8639316055.

Adding to 151303500 its reverse (5303151), we get a palindrome (156606651).

The spelling of 151303500 in words is "one hundred fifty-one million, three hundred three thousand, five hundred".