45431603 has 16 divisors (see below), whose sum is σ = 56544000. Its totient is φ = 35616672.

The previous prime is 45431591. The next prime is 45431611. The reversal of 45431603 is 30613454.

It is not a de Polignac number, because 45431603 - 2⁴ = 45431587 is a prime.

It is a super-2 number, since 2×45431603² = 4128061102299218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45431203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2033 + ... + 9746.

It is an arithmetic number, because the mean of its divisors is an integer number (3534000).

Almost surely, 2^45431603 is an apocalyptic number.

45431603 is a deficient number, since it is larger than the sum of its proper divisors (11112397).

45431603 is a wasteful number, since it uses less digits than its factorization.

45431603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11834.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 45431603 is about 6740.2969519154. The cubic root of 45431603 is about 356.8228739977.

The spelling of 45431603 in words is "forty-five million, four hundred thirty-one thousand, six hundred three".