2229113897 has 2 divisors, whose sum is σ = 2229113898. Its totient is φ = 2229113896.

The previous prime is 2229113881. The next prime is 2229113917. The reversal of 2229113897 is 7983119222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1625379856 + 603734041 = 40316^2 + 24571^2 .

It is a cyclic number.

It is not a de Polignac number, because 2229113897 - 2⁴ = 2229113881 is a prime.

It is not a weakly prime, because it can be changed into another prime (2229113827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114556948 + 1114556949.

It is an arithmetic number, because the mean of its divisors is an integer number (1114556949).

Almost surely, 2^2229113897 is an apocalyptic number.

It is an amenable number.

2229113897 is a deficient number, since it is larger than the sum of its proper divisors (1).

2229113897 is an equidigital number, since it uses as much as digits as its factorization.

2229113897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 44.

The square root of 2229113897 is about 47213.4927430708. The cubic root of 2229113897 is about 1306.3034879863.

It can be divided in two parts, 222 and 9113897, that added together give a palindrome (9114119).

The spelling of 2229113897 in words is "two billion, two hundred twenty-nine million, one hundred thirteen thousand, eight hundred ninety-seven".