1251842460467 has 2 divisors, whose sum is σ = 1251842460468. Its totient is φ = 1251842460466.

The previous prime is 1251842460433. The next prime is 1251842460469. The reversal of 1251842460467 is 7640642481521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1251842460467 - 2³⁰ = 1250768718643 is a prime.

Together with 1251842460469, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1251842460469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625921230233 + 625921230234.

It is an arithmetic number, because the mean of its divisors is an integer number (625921230234).

Almost surely, 2^{1251842460467} is an apocalyptic number.

1251842460467 is a deficient number, since it is larger than the sum of its proper divisors (1).

1251842460467 is an equidigital number, since it uses as much as digits as its factorization.

1251842460467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2580480, while the sum is 50.

The spelling of 1251842460467 in words is "one trillion, two hundred fifty-one billion, eight hundred forty-two million, four hundred sixty thousand, four hundred sixty-seven".