1252450510511 has 2 divisors, whose sum is σ = 1252450510512. Its totient is φ = 1252450510510.

The previous prime is 1252450510459. The next prime is 1252450510513. The reversal of 1252450510511 is 1150150542521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1252450510511 - 2¹⁸ = 1252450248367 is a prime.

It is a super-2 number, since 2×1252450510511² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 1252450510513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1252450510513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626225255255 + 626225255256.

It is an arithmetic number, because the mean of its divisors is an integer number (626225255256).

Almost surely, 2^{1252450510511} is an apocalyptic number.

1252450510511 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252450510511 is an equidigital number, since it uses as much as digits as its factorization.

1252450510511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10000, while the sum is 32.

The spelling of 1252450510511 in words is "one trillion, two hundred fifty-two billion, four hundred fifty million, five hundred ten thousand, five hundred eleven".