10958825509 has 2 divisors, whose sum is σ = 10958825510. Its totient is φ = 10958825508.

The previous prime is 10958825489. The next prime is 10958825513. The reversal of 10958825509 is 90552885901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8096040484 + 2862785025 = 89978^2 + 53505^2 .

It is a cyclic number.

It is not a de Polignac number, because 10958825509 - 2¹¹ = 10958823461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10958825539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5479412754 + 5479412755.

It is an arithmetic number, because the mean of its divisors is an integer number (5479412755).

Almost surely, 2^10958825509 is an apocalyptic number.

It is an amenable number.

10958825509 is a deficient number, since it is larger than the sum of its proper divisors (1).

10958825509 is an equidigital number, since it uses as much as digits as its factorization.

10958825509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296000, while the sum is 52.

The spelling of 10958825509 in words is "ten billion, nine hundred fifty-eight million, eight hundred twenty-five thousand, five hundred nine".