1339711380 has 96 divisors (see below), whose sum is σ = 4763431680. Its totient is φ = 306218880.

The previous prime is 1339711379. The next prime is 1339711409. The reversal of 1339711380 is 831179331.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173431 + ... + 180990.

It is an arithmetic number, because the mean of its divisors is an integer number (49619080).

Almost surely, 2^1339711380 is an apocalyptic number.

1339711380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1339711380 is an abundant number, since it is smaller than the sum of its proper divisors (3423720300).

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

1339711380 is a wasteful number, since it uses less digits than its factorization.

1339711380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354446 (or 354438 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 1339711380 is about 36602.0679743645. The cubic root of 1339711380 is about 1102.3946125373.

The spelling of 1339711380 in words is "one billion, three hundred thirty-nine million, seven hundred eleven thousand, three hundred eighty".