1114145969 has 2 divisors, whose sum is σ = 1114145970. Its totient is φ = 1114145968.

The previous prime is 1114145939. The next prime is 1114145971. The reversal of 1114145969 is 9695414111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 763969600 + 350176369 = 27640^2 + 18713^2 .

It is a cyclic number.

It is not a de Polignac number, because 1114145969 - 2²⁰ = 1113097393 is a prime.

It is a super-2 number, since 2×1114145969² = 2482642480477897922, which contains 22 as substring.

Together with 1114145971, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1114145939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557072984 + 557072985.

It is an arithmetic number, because the mean of its divisors is an integer number (557072985).

Almost surely, 2^1114145969 is an apocalyptic number.

It is an amenable number.

1114145969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1114145969 is an equidigital number, since it uses as much as digits as its factorization.

1114145969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 41.

The square root of 1114145969 is about 33378.8251590735. The cubic root of 1114145969 is about 1036.6863122979.

The spelling of 1114145969 in words is "one billion, one hundred fourteen million, one hundred forty-five thousand, nine hundred sixty-nine".