1404938005 has 16 divisors (see below), whose sum is σ = 1697376384. Its totient is φ = 1116337600.

The previous prime is 1404937981. The next prime is 1404938039. The reversal of 1404938005 is 5008394041.

It is a de Polignac number, because none of the positive numbers 2^k-1404938005 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 967530 + ... + 968980.

It is an arithmetic number, because the mean of its divisors is an integer number (106086024).

Almost surely, 2^1404938005 is an apocalyptic number.

It is an amenable number.

1404938005 is a deficient number, since it is larger than the sum of its proper divisors (292438379).

1404938005 is a wasteful number, since it uses less digits than its factorization.

1404938005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2636.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 1404938005 is about 37482.5026512372. The cubic root of 1404938005 is about 1120.0026586353.

The spelling of 1404938005 in words is "one billion, four hundred four million, nine hundred thirty-eight thousand, five".