1380517363 has 4 divisors (see below), whose sum is σ = 1428121440. Its totient is φ = 1332913288.

The previous prime is 1380517361. The next prime is 1380517423. The reversal of 1380517363 is 3637150831.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1380517363 - 2¹ = 1380517361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1380517361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23801995 + ... + 23802052.

It is an arithmetic number, because the mean of its divisors is an integer number (357030360).

Almost surely, 2^1380517363 is an apocalyptic number.

1380517363 is a deficient number, since it is larger than the sum of its proper divisors (47604077).

1380517363 is an equidigital number, since it uses as much as digits as its factorization.

1380517363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47604076.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 1380517363 is about 37155.3140613829. The cubic root of 1380517363 is about 1113.4753943308.

The spelling of 1380517363 in words is "one billion, three hundred eighty million, five hundred seventeen thousand, three hundred sixty-three".