45315430 has 8 divisors (see below), whose sum is σ = 81567792. Its totient is φ = 18126168.

The previous prime is 45315409. The next prime is 45315443. The reversal of 45315430 is 3451354.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 45315395 and 45315404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2265762 + ... + 2265781.

It is an arithmetic number, because the mean of its divisors is an integer number (10195974).

Almost surely, 2^45315430 is an apocalyptic number.

45315430 is a deficient number, since it is larger than the sum of its proper divisors (36252362).

45315430 is a wasteful number, since it uses less digits than its factorization.

45315430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4531550.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 45315430 is about 6731.6736403364. The cubic root of 45315430 is about 356.5184708617.

Adding to 45315430 its reverse (3451354), we get a palindrome (48766784).

The spelling of 45315430 in words is "forty-five million, three hundred fifteen thousand, four hundred thirty".