145435525 has 12 divisors (see below), whose sum is σ = 180559872. Its totient is φ = 116206640.

The previous prime is 145435517. The next prime is 145435573. The reversal of 145435525 is 525534541.

It is not a de Polignac number, because 145435525 - 2³ = 145435517 is a prime.

It is a Duffinian 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 11 ways as a sum of consecutive naturals, for example, 20604 + ... + 26746.

It is an arithmetic number, because the mean of its divisors is an integer number (15046656).

Almost surely, 2^145435525 is an apocalyptic number.

It is an amenable number.

145435525 is a deficient number, since it is larger than the sum of its proper divisors (35124347).

145435525 is an equidigital number, since it uses as much as digits as its factorization.

145435525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7100 (or 7095 counting only the distinct ones).

The product of its digits is 60000, while the sum is 34.

The square root of 145435525 is about 12059.6652109418. The cubic root of 145435525 is about 525.8842543396.

The spelling of 145435525 in words is "one hundred forty-five million, four hundred thirty-five thousand, five hundred twenty-five".