1254028916039 has 2 divisors, whose sum is σ = 1254028916040. Its totient is φ = 1254028916038.

The previous prime is 1254028916033. The next prime is 1254028916087. The reversal of 1254028916039 is 9306198204521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1254028916039 - 2²⁴ = 1254012138823 is a prime.

It is a super-2 number, since 2×1254028916039² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1254028916033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627014458019 + 627014458020.

It is an arithmetic number, because the mean of its divisors is an integer number (627014458020).

Almost surely, 2^{1254028916039} is an apocalyptic number.

1254028916039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1254028916039 is an equidigital number, since it uses as much as digits as its factorization.

1254028916039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 1254028916039 in words is "one trillion, two hundred fifty-four billion, twenty-eight million, nine hundred sixteen thousand, thirty-nine".