1248701015291 has 2 divisors, whose sum is σ = 1248701015292. Its totient is φ = 1248701015290.

The previous prime is 1248701015269. The next prime is 1248701015347. The reversal of 1248701015291 is 1925101078421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1248701015291 - 2⁶ = 1248701015227 is a prime.

It is not a weakly prime, because it can be changed into another prime (1248701015231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 624350507645 + 624350507646.

It is an arithmetic number, because the mean of its divisors is an integer number (624350507646).

Almost surely, 2^{1248701015291} is an apocalyptic number.

1248701015291 is a deficient number, since it is larger than the sum of its proper divisors (1).

1248701015291 is an equidigital number, since it uses as much as digits as its factorization.

1248701015291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 41.

The spelling of 1248701015291 in words is "one trillion, two hundred forty-eight billion, seven hundred one million, fifteen thousand, two hundred ninety-one".