250123201297 has 2 divisors, whose sum is σ = 250123201298. Its totient is φ = 250123201296.

The previous prime is 250123201201. The next prime is 250123201319. The reversal of 250123201297 is 792102321052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179741233681 + 70381967616 = 423959^2 + 265296^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-250123201297 is a prime.

It is not a weakly prime, because it can be changed into another prime (250123204297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125061600648 + 125061600649.

It is an arithmetic number, because the mean of its divisors is an integer number (125061600649).

Almost surely, 2^250123201297 is an apocalyptic number.

It is an amenable number.

250123201297 is a deficient number, since it is larger than the sum of its proper divisors (1).

250123201297 is an equidigital number, since it uses as much as digits as its factorization.

250123201297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 250123201297 in words is "two hundred fifty billion, one hundred twenty-three million, two hundred one thousand, two hundred ninety-seven".