145132504 has 32 divisors (see below), whose sum is σ = 297872640. Its totient is φ = 65744800.

The previous prime is 145132433. The next prime is 145132513. The reversal of 145132504 is 405231541.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24717 + ... + 30019.

It is an arithmetic number, because the mean of its divisors is an integer number (9308520).

Almost surely, 2^145132504 is an apocalyptic number.

It is an amenable number.

145132504 is an abundant number, since it is smaller than the sum of its proper divisors (152740136).

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

145132504 is a wasteful number, since it uses less digits than its factorization.

145132504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5631 (or 5627 counting only the distinct ones).

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

The square root of 145132504 is about 12047.0952515534. The cubic root of 145132504 is about 525.5187664382.

The spelling of 145132504 in words is "one hundred forty-five million, one hundred thirty-two thousand, five hundred four".