1404125379 has 6 divisors (see below), whose sum is σ = 2028181116. Its totient is φ = 936083580.

The previous prime is 1404125357. The next prime is 1404125399. The reversal of 1404125379 is 9735214041.

It is not a de Polignac number, because 1404125379 - 2⁵ = 1404125347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1404125339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78006957 + ... + 78006974.

It is an arithmetic number, because the mean of its divisors is an integer number (338030186).

Almost surely, 2^1404125379 is an apocalyptic number.

1404125379 is a deficient number, since it is larger than the sum of its proper divisors (624055737).

1404125379 is a wasteful number, since it uses less digits than its factorization.

1404125379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156013937 (or 156013934 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 1404125379 is about 37471.6610120235. The cubic root of 1404125379 is about 1119.7866778562.

The spelling of 1404125379 in words is "one billion, four hundred four million, one hundred twenty-five thousand, three hundred seventy-nine".