11040031357 has 2 divisors, whose sum is σ = 11040031358. Its totient is φ = 11040031356.

The previous prime is 11040031297. The next prime is 11040031361. The reversal of 11040031357 is 75313004011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10711008036 + 329023321 = 103494^2 + 18139^2 .

It is a cyclic number.

It is not a de Polignac number, because 11040031357 - 2¹⁹ = 11039507069 is a prime.

It is a super-2 number, since 2×11040031357² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11040031367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5520015678 + 5520015679.

It is an arithmetic number, because the mean of its divisors is an integer number (5520015679).

Almost surely, 2^11040031357 is an apocalyptic number.

It is an amenable number.

11040031357 is a deficient number, since it is larger than the sum of its proper divisors (1).

11040031357 is an equidigital number, since it uses as much as digits as its factorization.

11040031357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 25.

Adding to 11040031357 its reverse (75313004011), we get a palindrome (86353035368).

The spelling of 11040031357 in words is "eleven billion, forty million, thirty-one thousand, three hundred fifty-seven".