10510512491 has 2 divisors, whose sum is σ = 10510512492. Its totient is φ = 10510512490.

The previous prime is 10510512437. The next prime is 10510512539. The reversal of 10510512491 is 19421501501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10510512491 - 2¹⁸ = 10510250347 is a prime.

It is a super-2 number, since 2×10510512491² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10510512421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5255256245 + 5255256246.

It is an arithmetic number, because the mean of its divisors is an integer number (5255256246).

Almost surely, 2^10510512491 is an apocalyptic number.

10510512491 is a deficient number, since it is larger than the sum of its proper divisors (1).

10510512491 is an equidigital number, since it uses as much as digits as its factorization.

10510512491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 29.

The spelling of 10510512491 in words is "ten billion, five hundred ten million, five hundred twelve thousand, four hundred ninety-one".