1045255504387 has 2 divisors, whose sum is σ = 1045255504388. Its totient is φ = 1045255504386.

The previous prime is 1045255504361. The next prime is 1045255504429. The reversal of 1045255504387 is 7834055525401.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1045255504387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1045255504387.

It is not a weakly prime, because it can be changed into another prime (1045255504087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522627752193 + 522627752194.

It is an arithmetic number, because the mean of its divisors is an integer number (522627752194).

Almost surely, 2^{1045255504387} is an apocalyptic number.

1045255504387 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045255504387 is an equidigital number, since it uses as much as digits as its factorization.

1045255504387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360000, while the sum is 49.

The spelling of 1045255504387 in words is "one trillion, forty-five billion, two hundred fifty-five million, five hundred four thousand, three hundred eighty-seven".