11236746869 has 2 divisors, whose sum is σ = 11236746870. Its totient is φ = 11236746868.

The previous prime is 11236746839. The next prime is 11236746949. The reversal of 11236746869 is 96864763211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10994571025 + 242175844 = 104855^2 + 15562^2 .

It is a cyclic number.

It is not a de Polignac number, because 11236746869 - 2¹⁶ = 11236681333 is a prime.

It is a super-2 number, since 2×11236746869² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11236746869.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11236746839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5618373434 + 5618373435.

It is an arithmetic number, because the mean of its divisors is an integer number (5618373435).

Almost surely, 2^11236746869 is an apocalyptic number.

It is an amenable number.

11236746869 is a deficient number, since it is larger than the sum of its proper divisors (1).

11236746869 is an equidigital number, since it uses as much as digits as its factorization.

11236746869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 53.

The spelling of 11236746869 in words is "eleven billion, two hundred thirty-six million, seven hundred forty-six thousand, eight hundred sixty-nine".