1056307437673 has 4 divisors (see below), whose sum is σ = 1064624819200. Its totient is φ = 1047990056148.

The previous prime is 1056307437593. The next prime is 1056307437677. The reversal of 1056307437673 is 3767347036501.

1056307437673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1056307437673 - 2¹⁷ = 1056307306601 is a prime.

It is a super-2 number, since 2×1056307437673² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1056307437673.

It is not an unprimeable number, because it can be changed into a prime (1056307437677) 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, 4158690573 + ... + 4158690826.

It is an arithmetic number, because the mean of its divisors is an integer number (266156204800).

Almost surely, 2^{1056307437673} is an apocalyptic number.

It is an amenable number.

1056307437673 is a deficient number, since it is larger than the sum of its proper divisors (8317381527).

1056307437673 is an equidigital number, since it uses as much as digits as its factorization.

1056307437673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8317381526.

The product of its (nonzero) digits is 6667920, while the sum is 52.

The spelling of 1056307437673 in words is "one trillion, fifty-six billion, three hundred seven million, four hundred thirty-seven thousand, six hundred seventy-three".