1245422351039 has 2 divisors, whose sum is σ = 1245422351040. Its totient is φ = 1245422351038.

The previous prime is 1245422351021. The next prime is 1245422351071. The reversal of 1245422351039 is 9301532245421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1245422351039 - 2¹² = 1245422346943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1245422350987 and 1245422351005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1245422351009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622711175519 + 622711175520.

It is an arithmetic number, because the mean of its divisors is an integer number (622711175520).

Almost surely, 2^{1245422351039} is an apocalyptic number.

1245422351039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1245422351039 is an equidigital number, since it uses as much as digits as its factorization.

1245422351039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 1245422351039 in words is "one trillion, two hundred forty-five billion, four hundred twenty-two million, three hundred fifty-one thousand, thirty-nine".