1473640013 has 8 divisors (see below), whose sum is σ = 1500465720. Its totient is φ = 1446900480.

The previous prime is 1473639983. The next prime is 1473640027. The reversal of 1473640013 is 3100463741.

It can be written as a sum of positive squares in 4 ways, for example, as 36699364 + 1436940649 = 6058^2 + 37907^2 .

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

It is not a de Polignac number, because 1473640013 - 2⁸ = 1473639757 is a prime.

It is a super-2 number, since 2×1473640013² = 4343229775829280338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1473640093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13481 + ... + 55937.

It is an arithmetic number, because the mean of its divisors is an integer number (187558215).

Almost surely, 2^1473640013 is an apocalyptic number.

It is an amenable number.

1473640013 is a deficient number, since it is larger than the sum of its proper divisors (26825707).

1473640013 is an equidigital number, since it uses as much as digits as its factorization.

1473640013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43087.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 1473640013 is about 38388.0191335786. The cubic root of 1473640013 is about 1137.9690969933.

The spelling of 1473640013 in words is "one billion, four hundred seventy-three million, six hundred forty thousand, thirteen".