10117227949 has 2 divisors, whose sum is σ = 10117227950. Its totient is φ = 10117227948.

The previous prime is 10117227919. The next prime is 10117227961. The reversal of 10117227949 is 94972271101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8036226025 + 2081001924 = 89645^2 + 45618^2 .

It is a cyclic number.

It is not a de Polignac number, because 10117227949 - 2¹³ = 10117219757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10117227919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5058613974 + 5058613975.

It is an arithmetic number, because the mean of its divisors is an integer number (5058613975).

Almost surely, 2^10117227949 is an apocalyptic number.

It is an amenable number.

10117227949 is a deficient number, since it is larger than the sum of its proper divisors (1).

10117227949 is an equidigital number, since it uses as much as digits as its factorization.

10117227949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 43.

The spelling of 10117227949 in words is "ten billion, one hundred seventeen million, two hundred twenty-seven thousand, nine hundred forty-nine".