11415299639 has 2 divisors, whose sum is σ = 11415299640. Its totient is φ = 11415299638.

The previous prime is 11415299611. The next prime is 11415299659. The reversal of 11415299639 is 93699251411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11415299639 - 2¹² = 11415295543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11415299659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5707649819 + 5707649820.

It is an arithmetic number, because the mean of its divisors is an integer number (5707649820).

Almost surely, 2^11415299639 is an apocalyptic number.

11415299639 is a deficient number, since it is larger than the sum of its proper divisors (1).

11415299639 is an equidigital number, since it uses as much as digits as its factorization.

11415299639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 524880, while the sum is 50.

The spelling of 11415299639 in words is "eleven billion, four hundred fifteen million, two hundred ninety-nine thousand, six hundred thirty-nine".