1245417357001 has 2 divisors, whose sum is σ = 1245417357002. Its totient is φ = 1245417357000.

The previous prime is 1245417356999. The next prime is 1245417357011. The reversal of 1245417357001 is 1007537145421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 771412646601 + 474004710400 = 878301^2 + 688480^2 .

It is a cyclic number.

It is not a de Polignac number, because 1245417357001 - 2¹ = 1245417356999 is a prime.

Together with 1245417356999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1245417357011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622708678500 + 622708678501.

It is an arithmetic number, because the mean of its divisors is an integer number (622708678501).

Almost surely, 2^{1245417357001} is an apocalyptic number.

It is an amenable number.

1245417357001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1245417357001 is an equidigital number, since it uses as much as digits as its factorization.

1245417357001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 117600, while the sum is 40.

The spelling of 1245417357001 in words is "one trillion, two hundred forty-five billion, four hundred seventeen million, three hundred fifty-seven thousand, one".