1409918845 has 8 divisors (see below), whose sum is σ = 1780950240. Its totient is φ = 1068570000.

The previous prime is 1409918813. The next prime is 1409918857. The reversal of 1409918845 is 5488199041.

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

It is not a de Polignac number, because 1409918845 - 2⁵ = 1409918813 is a prime.

It is a super-2 number, since 2×1409918845² = 3975742298972268050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7420531 + ... + 7420720.

It is an arithmetic number, because the mean of its divisors is an integer number (222618780).

Almost surely, 2^1409918845 is an apocalyptic number.

It is an amenable number.

1409918845 is a deficient number, since it is larger than the sum of its proper divisors (371031395).

1409918845 is a wasteful number, since it uses less digits than its factorization.

1409918845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14841275.

The product of its (nonzero) digits is 414720, while the sum is 49.

The square root of 1409918845 is about 37548.8860686972. The cubic root of 1409918845 is about 1121.3246563656.

The spelling of 1409918845 in words is "one billion, four hundred nine million, nine hundred eighteen thousand, eight hundred forty-five".