1409938144 has 48 divisors (see below), whose sum is σ = 2810732400. Its totient is φ = 696146944.

The previous prime is 1409938139. The next prime is 1409938183. The reversal of 1409938144 is 4418399041.

It is a self number, because there is not a number n which added to its sum of digits gives 1409938144.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1742412 + ... + 1743220.

It is an arithmetic number, because the mean of its divisors is an integer number (58556925).

Almost surely, 2^1409938144 is an apocalyptic number.

It is an amenable number.

1409938144 is a deficient number, since it is larger than the sum of its proper divisors (1400794256).

1409938144 is a wasteful number, since it uses less digits than its factorization.

1409938144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435 (or 1427 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 1409938144 is about 37549.1430528048. The cubic root of 1409938144 is about 1121.3297725810.

The spelling of 1409938144 in words is "one billion, four hundred nine million, nine hundred thirty-eight thousand, one hundred forty-four".