11263217929 has 2 divisors, whose sum is σ = 11263217930. Its totient is φ = 11263217928.

The previous prime is 11263217891. The next prime is 11263217947. The reversal of 11263217929 is 92971236211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6311984704 + 4951233225 = 79448^2 + 70365^2 .

It is a cyclic number.

It is not a de Polignac number, because 11263217929 - 2²¹ = 11261120777 is a prime.

It is a super-2 number, since 2×11263217929² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11263217969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5631608964 + 5631608965.

It is an arithmetic number, because the mean of its divisors is an integer number (5631608965).

Almost surely, 2^11263217929 is an apocalyptic number.

It is an amenable number.

11263217929 is a deficient number, since it is larger than the sum of its proper divisors (1).

11263217929 is an equidigital number, since it uses as much as digits as its factorization.

11263217929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 43.

The spelling of 11263217929 in words is "eleven billion, two hundred sixty-three million, two hundred seventeen thousand, nine hundred twenty-nine".