1056314212639 has 16 divisors (see below), whose sum is σ = 1231900200000. Its totient is φ = 905377718112.

The previous prime is 1056314212637. The next prime is 1056314212649. The reversal of 1056314212639 is 9362124136501.

It is not a de Polignac number, because 1056314212639 - 2¹ = 1056314212637 is a prime.

It is a super-2 number, since 2×1056314212639² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1056314212595 and 1056314212604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056314212637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13595169 + ... + 13672645.

It is an arithmetic number, because the mean of its divisors is an integer number (76993762500).

Almost surely, 2^{1056314212639} is an apocalyptic number.

1056314212639 is a deficient number, since it is larger than the sum of its proper divisors (175585987361).

1056314212639 is an frugal number, since it uses more digits than its factorization.

1056314212639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117247 (or 117233 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 1056314212639 in words is "one trillion, fifty-six billion, three hundred fourteen million, two hundred twelve thousand, six hundred thirty-nine".