1122869863 has 2 divisors, whose sum is σ = 1122869864. Its totient is φ = 1122869862.

The previous prime is 1122869861. The next prime is 1122869927. The reversal of 1122869863 is 3689682211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1122869863 - 2¹ = 1122869861 is a prime.

Together with 1122869861, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122869861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561434931 + 561434932.

It is an arithmetic number, because the mean of its divisors is an integer number (561434932).

Almost surely, 2^1122869863 is an apocalyptic number.

1122869863 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122869863 is an equidigital number, since it uses as much as digits as its factorization.

1122869863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 46.

The square root of 1122869863 is about 33509.2504094019. The cubic root of 1122869863 is about 1039.3850725619.

The spelling of 1122869863 in words is "one billion, one hundred twenty-two million, eight hundred sixty-nine thousand, eight hundred sixty-three".