1347238863 has 24 divisors (see below), whose sum is σ = 2011485840. Its totient is φ = 868440960.

The previous prime is 1347238859. The next prime is 1347238913. The reversal of 1347238863 is 3688327431.

It is not a de Polignac number, because 1347238863 - 2² = 1347238859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1347238813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11595 + ... + 53187.

It is an arithmetic number, because the mean of its divisors is an integer number (83811910).

Almost surely, 2^1347238863 is an apocalyptic number.

1347238863 is a deficient number, since it is larger than the sum of its proper divisors (664246977).

1347238863 is a wasteful number, since it uses less digits than its factorization.

1347238863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41719 (or 41716 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 1347238863 is about 36704.7525941805. The cubic root of 1347238863 is about 1104.4554452562.

The spelling of 1347238863 in words is "one billion, three hundred forty-seven million, two hundred thirty-eight thousand, eight hundred sixty-three".