145004525 has 12 divisors (see below), whose sum is σ = 179979552. Its totient is φ = 115891440.

The previous prime is 145004513. The next prime is 145004593. The reversal of 145004525 is 525400541.

It is not a de Polignac number, because 145004525 - 2²² = 140810221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145004494 and 145004503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32054 + ... + 36296.

It is an arithmetic number, because the mean of its divisors is an integer number (14998296).

Almost surely, 2^145004525 is an apocalyptic number.

It is an amenable number.

145004525 is a deficient number, since it is larger than the sum of its proper divisors (34975027).

145004525 is a wasteful number, since it uses less digits than its factorization.

145004525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5620 (or 5615 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 145004525 is about 12041.7824677246. The cubic root of 145004525 is about 525.3642521316.

The spelling of 145004525 in words is "one hundred forty-five million, four thousand, five hundred twenty-five".