1145804362513 has 2 divisors, whose sum is σ = 1145804362514. Its totient is φ = 1145804362512.

The previous prime is 1145804362477. The next prime is 1145804362579. The reversal of 1145804362513 is 3152634085411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 947024815104 + 198779547409 = 973152^2 + 445847^2 .

It is a cyclic number.

It is not a de Polignac number, because 1145804362513 - 2³⁷ = 1008365409041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1145804362513.

It is not a weakly prime, because it can be changed into another prime (1145804362613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572902181256 + 572902181257.

It is an arithmetic number, because the mean of its divisors is an integer number (572902181257).

Almost surely, 2^{1145804362513} is an apocalyptic number.

It is an amenable number.

1145804362513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145804362513 is an equidigital number, since it uses as much as digits as its factorization.

1145804362513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 1145804362513 in words is "one trillion, one hundred forty-five billion, eight hundred four million, three hundred sixty-two thousand, five hundred thirteen".