1057945403245 has 8 divisors (see below), whose sum is σ = 1269568497816. Its totient is φ = 846333646656.

The previous prime is 1057945403237. The next prime is 1057945403297. The reversal of 1057945403245 is 5423045497501.

It can be written as a sum of positive squares in 4 ways, for example, as 317827592644 + 740117810601 = 563762^2 + 860301^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1057945403245 - 2³ = 1057945403237 is a prime.

It is a super-2 number, since 2×1057945403245² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2627842 + ... + 3003571.

It is an arithmetic number, because the mean of its divisors is an integer number (158696062227).

Almost surely, 2^{1057945403245} is an apocalyptic number.

It is an amenable number.

1057945403245 is a deficient number, since it is larger than the sum of its proper divisors (211623094571).

1057945403245 is an equidigital number, since it uses as much as digits as its factorization.

1057945403245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5668991.

The product of its (nonzero) digits is 3024000, while the sum is 49.

The spelling of 1057945403245 in words is "one trillion, fifty-seven billion, nine hundred forty-five million, four hundred three thousand, two hundred forty-five".