1393039152 has 30 divisors (see below), whose sum is σ = 3898575252. Its totient is φ = 464346336.

The previous prime is 1393039111. The next prime is 1393039163. The reversal of 1393039152 is 2519303931.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4836798 + ... + 4837085.

Almost surely, 2^1393039152 is an apocalyptic number.

1393039152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1393039152 is an abundant number, since it is smaller than the sum of its proper divisors (2505536100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1393039152 is a wasteful number, since it uses less digits than its factorization.

1393039152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9673897 (or 9673888 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 36.

The square root of 1393039152 is about 37323.4397128668. The cubic root of 1393039152 is about 1116.8318075015.

The spelling of 1393039152 in words is "one billion, three hundred ninety-three million, thirty-nine thousand, one hundred fifty-two".