1040311253 has 2 divisors, whose sum is σ = 1040311254. Its totient is φ = 1040311252.

The previous prime is 1040311231. The next prime is 1040311289. The reversal of 1040311253 is 3521130401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1008253009 + 32058244 = 31753^2 + 5662^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040311253 - 2¹² = 1040307157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040311213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520155626 + 520155627.

It is an arithmetic number, because the mean of its divisors is an integer number (520155627).

Almost surely, 2^1040311253 is an apocalyptic number.

It is an amenable number.

1040311253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040311253 is an equidigital number, since it uses as much as digits as its factorization.

1040311253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1040311253 is about 32253.8564050874. The cubic root of 1040311253 is about 1013.2604671054.

Adding to 1040311253 its reverse (3521130401), we get a palindrome (4561441654).

The spelling of 1040311253 in words is "one billion, forty million, three hundred eleven thousand, two hundred fifty-three".