1312045565053 has 8 divisors (see below), whose sum is σ = 1321551388640. Its totient is φ = 1302540693840.

The previous prime is 1312045565023. The next prime is 1312045565101. The reversal of 1312045565053 is 3505655402131.

It is a happy number.

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 1312045565053 - 2⁵ = 1312045565021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1312045564997 and 1312045565015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312045565023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2653951 + ... + 3109267.

It is an arithmetic number, because the mean of its divisors is an integer number (165193923580).

Almost surely, 2^{1312045565053} is an apocalyptic number.

It is an amenable number.

1312045565053 is a deficient number, since it is larger than the sum of its proper divisors (9505823587).

1312045565053 is a wasteful number, since it uses less digits than its factorization.

1312045565053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476187.

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 1312045565053 in words is "one trillion, three hundred twelve billion, forty-five million, five hundred sixty-five thousand, fifty-three".