45999603 has 48 divisors (see below), whose sum is σ = 78265440. Its totient is φ = 26597376.

The previous prime is 45999557. The next prime is 45999661. The reversal of 45999603 is 30699954.

It is a happy number.

It is not a de Polignac number, because 45999603 - 2⁹ = 45999091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45999683) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 77275 + ... + 77867.

It is an arithmetic number, because the mean of its divisors is an integer number (1630530).

Almost surely, 2^45999603 is an apocalyptic number.

45999603 is a deficient number, since it is larger than the sum of its proper divisors (32265837).

45999603 is a wasteful number, since it uses less digits than its factorization.

45999603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The square root of 45999603 is about 6782.3007158338. The cubic root of 45999603 is about 358.3037563233.

The spelling of 45999603 in words is "forty-five million, nine hundred ninety-nine thousand, six hundred three".