1382870401 has 16 divisors (see below), whose sum is σ = 1526061888. Its totient is φ = 1253017920.

The previous prime is 1382870381. The next prime is 1382870441. The reversal of 1382870401 is 1040782831.

It is a happy number.

It is not a de Polignac number, because 1382870401 - 2¹⁷ = 1382739329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1382870441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447006 + ... + 450088.

It is an arithmetic number, because the mean of its divisors is an integer number (95378868).

Almost surely, 2^1382870401 is an apocalyptic number.

1382870401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1382870401 is a deficient number, since it is larger than the sum of its proper divisors (143191487).

1382870401 is an equidigital number, since it uses as much as digits as its factorization.

1382870401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3453 (or 3431 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 1382870401 is about 37186.9654717886. The cubic root of 1382870401 is about 1114.1076603692.

The spelling of 1382870401 in words is "one billion, three hundred eighty-two million, eight hundred seventy thousand, four hundred one".