10691879533 has 2 divisors, whose sum is σ = 10691879534. Its totient is φ = 10691879532.

The previous prime is 10691879507. The next prime is 10691879573. The reversal of 10691879533 is 33597819601.

It is a happy number.

10691879533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5508311524 + 5183568009 = 74218^2 + 71997^2 .

It is an emirp because it is prime and its reverse (33597819601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10691879533 - 2¹⁷ = 10691748461 is a prime.

It is a super-2 number, since 2×10691879533² (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 (10691879503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5345939766 + 5345939767.

It is an arithmetic number, because the mean of its divisors is an integer number (5345939767).

Almost surely, 2^10691879533 is an apocalyptic number.

It is an amenable number.

10691879533 is a deficient number, since it is larger than the sum of its proper divisors (1).

10691879533 is an equidigital number, since it uses as much as digits as its factorization.

10691879533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1224720, while the sum is 52.

The spelling of 10691879533 in words is "ten billion, six hundred ninety-one million, eight hundred seventy-nine thousand, five hundred thirty-three".