1040140585331 has 2 divisors, whose sum is σ = 1040140585332. Its totient is φ = 1040140585330.

The previous prime is 1040140585313. The next prime is 1040140585349. The reversal of 1040140585331 is 1335850410401.

It is a happy number.

Together with previous prime (1040140585313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (1040140585313) and next prime (1040140585349).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1040140585331 is a prime.

It is a super-2 number, since 2×1040140585331² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1040140585291 and 1040140585300.

It is not a weakly prime, because it can be changed into another prime (1040140584331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520070292665 + 520070292666.

It is an arithmetic number, because the mean of its divisors is an integer number (520070292666).

Almost surely, 2^{1040140585331} is an apocalyptic number.

1040140585331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040140585331 is an equidigital number, since it uses as much as digits as its factorization.

1040140585331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 35.

Adding to 1040140585331 its reverse (1335850410401), we get a palindrome (2375990995732).

The spelling of 1040140585331 in words is "one trillion, forty billion, one hundred forty million, five hundred eighty-five thousand, three hundred thirty-one".