23214441157 has 2 divisors, whose sum is σ = 23214441158. Its totient is φ = 23214441156.

The previous prime is 23214441127. The next prime is 23214441169. The reversal of 23214441157 is 75114441232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14837432481 + 8377008676 = 121809^2 + 91526^2 .

It is a cyclic number.

It is not a de Polignac number, because 23214441157 - 2¹¹ = 23214439109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23214441127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11607220578 + 11607220579.

It is an arithmetic number, because the mean of its divisors is an integer number (11607220579).

Almost surely, 2^23214441157 is an apocalyptic number.

It is an amenable number.

23214441157 is a deficient number, since it is larger than the sum of its proper divisors (1).

23214441157 is an equidigital number, since it uses as much as digits as its factorization.

23214441157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 34.

Adding to 23214441157 its reverse (75114441232), we get a palindrome (98328882389).

The spelling of 23214441157 in words is "twenty-three billion, two hundred fourteen million, four hundred forty-one thousand, one hundred fifty-seven".