1374642863 has 16 divisors (see below), whose sum is σ = 1576108800. Its totient is φ = 1186711680.

The previous prime is 1374642839. The next prime is 1374642881. The reversal of 1374642863 is 3682464731.

It is not a de Polignac number, because 1374642863 - 2³⁰ = 300901039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374645863) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 15623 + ... + 54711.

It is an arithmetic number, because the mean of its divisors is an integer number (98506800).

Almost surely, 2^1374642863 is an apocalyptic number.

1374642863 is a deficient number, since it is larger than the sum of its proper divisors (201465937).

1374642863 is a wasteful number, since it uses less digits than its factorization.

1374642863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39262.

The product of its digits is 580608, while the sum is 44.

The square root of 1374642863 is about 37076.1764884137. The cubic root of 1374642863 is about 1111.8937623327.

The spelling of 1374642863 in words is "one billion, three hundred seventy-four million, six hundred forty-two thousand, eight hundred sixty-three".