1392759485 has 32 divisors (see below), whose sum is σ = 1835699712. Its totient is φ = 1008184320.

The previous prime is 1392759479. The next prime is 1392759491. The reversal of 1392759485 is 5849572931.

It is an interprime number because it is at equal distance from previous prime (1392759479) and next prime (1392759491).

It is not a de Polignac number, because 1392759485 - 2⁴ = 1392759469 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 31 ways as a sum of consecutive naturals, for example, 1048892 + ... + 1050218.

It is an arithmetic number, because the mean of its divisors is an integer number (57365616).

Almost surely, 2^1392759485 is an apocalyptic number.

It is an amenable number.

1392759485 is a deficient number, since it is larger than the sum of its proper divisors (442940227).

1392759485 is a wasteful number, since it uses less digits than its factorization.

1392759485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653.

The product of its digits is 2721600, while the sum is 53.

The square root of 1392759485 is about 37319.6929917704. The cubic root of 1392759485 is about 1116.7570639920.

The spelling of 1392759485 in words is "one billion, three hundred ninety-two million, seven hundred fifty-nine thousand, four hundred eighty-five".