11236744901 has 2 divisors, whose sum is σ = 11236744902. Its totient is φ = 11236744900.

The previous prime is 11236744889. The next prime is 11236744919. The reversal of 11236744901 is 10944763211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11236212001 + 532900 = 106001^2 + 730^2 .

It is a cyclic number.

It is not a de Polignac number, because 11236744901 - 2¹⁸ = 11236482757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11236744931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5618372450 + 5618372451.

It is an arithmetic number, because the mean of its divisors is an integer number (5618372451).

Almost surely, 2^11236744901 is an apocalyptic number.

It is an amenable number.

11236744901 is a deficient number, since it is larger than the sum of its proper divisors (1).

11236744901 is an equidigital number, since it uses as much as digits as its factorization.

11236744901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 11236744901 in words is "eleven billion, two hundred thirty-six million, seven hundred forty-four thousand, nine hundred one".