1140426017 has 2 divisors, whose sum is σ = 1140426018. Its totient is φ = 1140426016.

The previous prime is 1140425989. The next prime is 1140426019. The reversal of 1140426017 is 7106240411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1140345361 + 80656 = 33769^2 + 284^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140426017 - 2⁸ = 1140425761 is a prime.

Together with 1140426019, 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 (1140426019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570213008 + 570213009.

It is an arithmetic number, because the mean of its divisors is an integer number (570213009).

Almost surely, 2^1140426017 is an apocalyptic number.

It is an amenable number.

1140426017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140426017 is an equidigital number, since it uses as much as digits as its factorization.

1140426017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 1140426017 is about 33770.1942102796. The cubic root of 1140426017 is about 1044.7740381225.

Adding to 1140426017 its reverse (7106240411), we get a palindrome (8246666428).

The spelling of 1140426017 in words is "one billion, one hundred forty million, four hundred twenty-six thousand, seventeen".