1250016204497 has 2 divisors, whose sum is σ = 1250016204498. Its totient is φ = 1250016204496.

The previous prime is 1250016204419. The next prime is 1250016204509. The reversal of 1250016204497 is 7944026100521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1002864047761 + 247152156736 = 1001431^2 + 497144^2 .

It is a cyclic number.

It is not a de Polignac number, because 1250016204497 - 2²² = 1250012010193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1250016204407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625008102248 + 625008102249.

It is an arithmetic number, because the mean of its divisors is an integer number (625008102249).

Almost surely, 2^{1250016204497} is an apocalyptic number.

It is an amenable number.

1250016204497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1250016204497 is an equidigital number, since it uses as much as digits as its factorization.

1250016204497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 1250016204497 in words is "one trillion, two hundred fifty billion, sixteen million, two hundred four thousand, four hundred ninety-seven".