1140000013 has 2 divisors, whose sum is σ = 1140000014. Its totient is φ = 1140000012.

The previous prime is 1140000011. The next prime is 1140000031. The reversal of 1140000013 is 3100000411.

It is a happy number.

Together with next prime (1140000031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 723717604 + 416282409 = 26902^2 + 20403^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140000013 - 2¹ = 1140000011 is a prime.

Together with 1140000011, 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 (1140000011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570000006 + 570000007.

It is an arithmetic number, because the mean of its divisors is an integer number (570000007).

Almost surely, 2^1140000013 is an apocalyptic number.

It is an amenable number.

1140000013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140000013 is an equidigital number, since it uses as much as digits as its factorization.

1140000013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1140000013 is about 33763.8862247816. The cubic root of 1140000013 is about 1044.6439307932.

Adding to 1140000013 its reverse (3100000411), we get a palindrome (4240000424).

The spelling of 1140000013 in words is "one billion, one hundred forty million, thirteen", and thus it is an aban number.