10797509 has 2 divisors, whose sum is σ = 10797510. Its totient is φ = 10797508.

The previous prime is 10797487. The next prime is 10797559. The reversal of 10797509 is 90579701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9746884 + 1050625 = 3122^2 + 1025^2 .

It is a cyclic number.

It is not a de Polignac number, because 10797509 - 2⁸ = 10797253 is a prime.

It is a Chen prime.

It is equal to p₇₁₃₉₉₉ and since 10797509 and 713999 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10797559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5398754 + 5398755.

It is an arithmetic number, because the mean of its divisors is an integer number (5398755).

Almost surely, 2^10797509 is an apocalyptic number.

It is an amenable number.

10797509 is a deficient number, since it is larger than the sum of its proper divisors (1).

10797509 is an equidigital number, since it uses as much as digits as its factorization.

10797509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19845, while the sum is 38.

The square root of 10797509 is about 3285.9563295942. The cubic root of 10797509 is about 221.0248943108.

The spelling of 10797509 in words is "ten million, seven hundred ninety-seven thousand, five hundred nine".