1382501320 has 32 divisors (see below), whose sum is σ = 3123556920. Its totient is φ = 550702080.

The previous prime is 1382501297. The next prime is 1382501339. The reversal of 1382501320 is 231052831.

It can be written as a sum of positive squares in 4 ways, for example, as 1382501124 + 196 = 37182^2 + 14^2 .

It is a super-2 number, since 2×1382501320² = 3822619799603484800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62067 + ... + 81346.

Almost surely, 2^1382501320 is an apocalyptic number.

1382501320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1382501320 is an abundant number, since it is smaller than the sum of its proper divisors (1741055600).

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

1382501320 is a wasteful number, since it uses less digits than its factorization.

1382501320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143665 (or 143661 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1382501320 is about 37182.0026356838. The cubic root of 1382501320 is about 1114.0085350145.

Subtracting from 1382501320 its reverse (231052831), we obtain a square (1151448489 = 33933²).

The spelling of 1382501320 in words is "one billion, three hundred eighty-two million, five hundred one thousand, three hundred twenty".