1022250412457 has 2 divisors, whose sum is σ = 1022250412458. Its totient is φ = 1022250412456.

The previous prime is 1022250412429. The next prime is 1022250412487. The reversal of 1022250412457 is 7542140522201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1022250412096 + 361 = 1011064^2 + 19^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022250412457 - 2¹⁴ = 1022250396073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022250412487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511125206228 + 511125206229.

It is an arithmetic number, because the mean of its divisors is an integer number (511125206229).

Almost surely, 2^{1022250412457} is an apocalyptic number.

It is an amenable number.

1022250412457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022250412457 is an equidigital number, since it uses as much as digits as its factorization.

1022250412457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44800, while the sum is 35.

Adding to 1022250412457 its reverse (7542140522201), we get a palindrome (8564390934658).

The spelling of 1022250412457 in words is "one trillion, twenty-two billion, two hundred fifty million, four hundred twelve thousand, four hundred fifty-seven".