145603535 has 24 divisors (see below), whose sum is σ = 219494688. Its totient is φ = 90763200.

The previous prime is 145603511. The next prime is 145603541. The reversal of 145603535 is 535306541.

It is not a de Polignac number, because 145603535 - 2²² = 141409231 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12956 + ... + 21425.

It is an arithmetic number, because the mean of its divisors is an integer number (9145612).

Almost surely, 2^145603535 is an apocalyptic number.

145603535 is a deficient number, since it is larger than the sum of its proper divisors (73891153).

145603535 is a wasteful number, since it uses less digits than its factorization.

145603535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34415 (or 34404 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 145603535 is about 12066.6289824458. The cubic root of 145603535 is about 526.0866803807.

The spelling of 145603535 in words is "one hundred forty-five million, six hundred three thousand, five hundred thirty-five".