1379599503 has 4 divisors (see below), whose sum is σ = 1839466008. Its totient is φ = 919733000.

The previous prime is 1379599489. The next prime is 1379599549. The reversal of 1379599503 is 3059959731.

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 1379599503 - 2²¹ = 1377502351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1379599553) 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, 229933248 + ... + 229933253.

It is an arithmetic number, because the mean of its divisors is an integer number (459866502).

Almost surely, 2^1379599503 is an apocalyptic number.

1379599503 is a deficient number, since it is larger than the sum of its proper divisors (459866505).

1379599503 is an equidigital number, since it uses as much as digits as its factorization.

1379599503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459866504.

The product of its (nonzero) digits is 1148175, while the sum is 51.

The square root of 1379599503 is about 37142.9603424391. The cubic root of 1379599503 is about 1113.2285687233.

The spelling of 1379599503 in words is "one billion, three hundred seventy-nine million, five hundred ninety-nine thousand, five hundred three".