11415009901 has 2 divisors, whose sum is σ = 11415009902. Its totient is φ = 11415009900.

The previous prime is 11415009883. The next prime is 11415009911. The reversal of 11415009901 is 10990051411.

11415009901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10914816676 + 500193225 = 104474^2 + 22365^2 .

It is a cyclic number.

It is not a de Polignac number, because 11415009901 - 2⁵ = 11415009869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11415009911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5707504950 + 5707504951.

It is an arithmetic number, because the mean of its divisors is an integer number (5707504951).

Almost surely, 2^11415009901 is an apocalyptic number.

It is an amenable number.

11415009901 is a deficient number, since it is larger than the sum of its proper divisors (1).

11415009901 is an equidigital number, since it uses as much as digits as its factorization.

11415009901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 31.

The spelling of 11415009901 in words is "eleven billion, four hundred fifteen million, nine thousand, nine hundred one".