151434520 has 32 divisors (see below), whose sum is σ = 352479600. Its totient is φ = 58484608.

The previous prime is 151434509. The next prime is 151434527. The reversal of 151434520 is 25434151.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151434527) 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 7 ways as a sum of consecutive naturals, for example, 64114 + ... + 66433.

Almost surely, 2^151434520 is an apocalyptic number.

151434520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151434520 is an abundant number, since it is smaller than the sum of its proper divisors (201045080).

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

151434520 is a wasteful number, since it uses less digits than its factorization.

151434520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130587 (or 130583 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 151434520 is about 12305.8733944406. The cubic root of 151434520 is about 533.0176969180.

Adding to 151434520 its reverse (25434151), we get a palindrome (176868671).

The spelling of 151434520 in words is "one hundred fifty-one million, four hundred thirty-four thousand, five hundred twenty".