145525012 has 12 divisors (see below), whose sum is σ = 255877216. Its totient is φ = 72417240.

The previous prime is 145525007. The next prime is 145525069. The reversal of 145525012 is 210525541.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85368 + ... + 87055.

Almost surely, 2^145525012 is an apocalyptic number.

It is an amenable number.

145525012 is a deficient number, since it is larger than the sum of its proper divisors (110352204).

145525012 is a wasteful number, since it uses less digits than its factorization.

145525012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172638 (or 172636 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 145525012 is about 12063.3748180184. The cubic root of 145525012 is about 525.9920917141.

The spelling of 145525012 in words is "one hundred forty-five million, five hundred twenty-five thousand, twelve".