1254061312039 has 2 divisors, whose sum is σ = 1254061312040. Its totient is φ = 1254061312038.

The previous prime is 1254061312019. The next prime is 1254061312117. The reversal of 1254061312039 is 9302131604521.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1254061312039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1254061311989 and 1254061312007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1254061312019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627030656019 + 627030656020.

It is an arithmetic number, because the mean of its divisors is an integer number (627030656020).

Almost surely, 2^{1254061312039} is an apocalyptic number.

1254061312039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1254061312039 is an equidigital number, since it uses as much as digits as its factorization.

1254061312039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 1254061312039 in words is "one trillion, two hundred fifty-four billion, sixty-one million, three hundred twelve thousand, thirty-nine".