15040340611 has 2 divisors, whose sum is σ = 15040340612. Its totient is φ = 15040340610.

The previous prime is 15040340543. The next prime is 15040340629. The reversal of 15040340611 is 11604304051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15040340611 - 2⁹ = 15040340099 is a prime.

It is not a weakly prime, because it can be changed into another prime (15040340671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7520170305 + 7520170306.

It is an arithmetic number, because the mean of its divisors is an integer number (7520170306).

Almost surely, 2^15040340611 is an apocalyptic number.

15040340611 is a deficient number, since it is larger than the sum of its proper divisors (1).

15040340611 is an equidigital number, since it uses as much as digits as its factorization.

15040340611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 15040340611 its reverse (11604304051), we get a palindrome (26644644662).

The spelling of 15040340611 in words is "fifteen billion, forty million, three hundred forty thousand, six hundred eleven".