11231185905383 has 2 divisors, whose sum is σ = 11231185905384. Its totient is φ = 11231185905382.

The previous prime is 11231185905287. The next prime is 11231185905413. The reversal of 11231185905383 is 38350958113211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11231185905383 - 2²⁶ = 11231118796519 is a prime.

It is a super-2 number, since 2×11231185905383² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11231185905283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5615592952691 + 5615592952692.

It is an arithmetic number, because the mean of its divisors is an integer number (5615592952692).

Almost surely, 2^{11231185905383} is an apocalyptic number.

11231185905383 is a deficient number, since it is larger than the sum of its proper divisors (1).

11231185905383 is an equidigital number, since it uses as much as digits as its factorization.

11231185905383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 50.

The spelling of 11231185905383 in words is "eleven trillion, two hundred thirty-one billion, one hundred eighty-five million, nine hundred five thousand, three hundred eighty-three".