1252122345107 has 2 divisors, whose sum is σ = 1252122345108. Its totient is φ = 1252122345106.

The previous prime is 1252122345079. The next prime is 1252122345119. The reversal of 1252122345107 is 7015432212521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1252122345107 - 2¹² = 1252122341011 is a prime.

It is not a weakly prime, because it can be changed into another prime (1252122345157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626061172553 + 626061172554.

It is an arithmetic number, because the mean of its divisors is an integer number (626061172554).

Almost surely, 2^{1252122345107} is an apocalyptic number.

1252122345107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252122345107 is an equidigital number, since it uses as much as digits as its factorization.

1252122345107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 35.

Adding to 1252122345107 its reverse (7015432212521), we get a palindrome (8267554557628).

The spelling of 1252122345107 in words is "one trillion, two hundred fifty-two billion, one hundred twenty-two million, three hundred forty-five thousand, one hundred seven".