10534636909 has 2 divisors, whose sum is σ = 10534636910. Its totient is φ = 10534636908.

The previous prime is 10534636877. The next prime is 10534636943. The reversal of 10534636909 is 90963643501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8719450884 + 1815186025 = 93378^2 + 42605^2 .

It is a cyclic number.

It is not a de Polignac number, because 10534636909 - 2⁵ = 10534636877 is a prime.

It is a super-2 number, since 2×10534636909² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10534636949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5267318454 + 5267318455.

It is an arithmetic number, because the mean of its divisors is an integer number (5267318455).

Almost surely, 2^10534636909 is an apocalyptic number.

It is an amenable number.

10534636909 is a deficient number, since it is larger than the sum of its proper divisors (1).

10534636909 is an equidigital number, since it uses as much as digits as its factorization.

10534636909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 524880, while the sum is 46.

The spelling of 10534636909 in words is "ten billion, five hundred thirty-four million, six hundred thirty-six thousand, nine hundred nine".