1298002922497 has 4 divisors (see below), whose sum is σ = 1298211711556. Its totient is φ = 1297794133440.

The previous prime is 1298002922483. The next prime is 1298002922501. The reversal of 1298002922497 is 7942292008921.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 548672044176 + 749330878321 = 740724^2 + 865639^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1298002922497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1298002922417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104385204 + ... + 104397637.

It is an arithmetic number, because the mean of its divisors is an integer number (324552927889).

Almost surely, 2^{1298002922497} is an apocalyptic number.

It is an amenable number.

1298002922497 is a deficient number, since it is larger than the sum of its proper divisors (208789059).

1298002922497 is an equidigital number, since it uses as much as digits as its factorization.

1298002922497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208789058.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The spelling of 1298002922497 in words is "one trillion, two hundred ninety-eight billion, two million, nine hundred twenty-two thousand, four hundred ninety-seven".