2114655869 has 2 divisors, whose sum is σ = 2114655870. Its totient is φ = 2114655868.

The previous prime is 2114655839. The next prime is 2114655871. The reversal of 2114655869 is 9685564112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1595043844 + 519612025 = 39938^2 + 22795^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2114655869 is a prime.

It is a super-2 number, since 2×2114655869² = 8943538888592290322, which contains 22 as substring.

Together with 2114655871, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2114655839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057327934 + 1057327935.

It is an arithmetic number, because the mean of its divisors is an integer number (1057327935).

Almost surely, 2^2114655869 is an apocalyptic number.

It is an amenable number.

2114655869 is a deficient number, since it is larger than the sum of its proper divisors (1).

2114655869 is an equidigital number, since it uses as much as digits as its factorization.

2114655869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 47.

The square root of 2114655869 is about 45985.3875595281. The cubic root of 2114655869 is about 1283.5513091861.

The spelling of 2114655869 in words is "two billion, one hundred fourteen million, six hundred fifty-five thousand, eight hundred sixty-nine".