11631039853 has 2 divisors, whose sum is σ = 11631039854. Its totient is φ = 11631039852.

The previous prime is 11631039839. The next prime is 11631039863. The reversal of 11631039853 is 35893013611.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10899986409 + 731053444 = 104403^2 + 27038^2 .

It is a cyclic number.

It is not a de Polignac number, because 11631039853 - 2¹⁷ = 11630908781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11631039863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5815519926 + 5815519927.

It is an arithmetic number, because the mean of its divisors is an integer number (5815519927).

Almost surely, 2^11631039853 is an apocalyptic number.

It is an amenable number.

11631039853 is a deficient number, since it is larger than the sum of its proper divisors (1).

11631039853 is an equidigital number, since it uses as much as digits as its factorization.

11631039853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 40.

The spelling of 11631039853 in words is "eleven billion, six hundred thirty-one million, thirty-nine thousand, eight hundred fifty-three".