1380339036 has 24 divisors (see below), whose sum is σ = 3578657040. Its totient is φ = 460112976.

The previous prime is 1380339029. The next prime is 1380339061. The reversal of 1380339036 is 6309330831.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6390351 + ... + 6390566.

It is an arithmetic number, because the mean of its divisors is an integer number (149110710).

Almost surely, 2^1380339036 is an apocalyptic number.

It is an amenable number.

1380339036 is an abundant number, since it is smaller than the sum of its proper divisors (2198318004).

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

1380339036 is a wasteful number, since it uses less digits than its factorization.

1380339036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12780930 (or 12780922 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 1380339036 is about 37152.9142329374. The cubic root of 1380339036 is about 1113.4274482293.

Adding to 1380339036 its reverse (6309330831), we get a palindrome (7689669867).

The spelling of 1380339036 in words is "one billion, three hundred eighty million, three hundred thirty-nine thousand, thirty-six".