11502001543397 has 2 divisors, whose sum is σ = 11502001543398. Its totient is φ = 11502001543396.

The previous prime is 11502001543337. The next prime is 11502001543427. The reversal of 11502001543397 is 79334510020511.

11502001543397 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., 8470899651361 + 3031101892036 = 2910481^2 + 1741006^2 .

It is a cyclic number.

It is not a de Polignac number, because 11502001543397 - 2²² = 11501997349093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11502001543337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5751000771698 + 5751000771699.

It is an arithmetic number, because the mean of its divisors is an integer number (5751000771699).

Almost surely, 2^{11502001543397} is an apocalyptic number.

It is an amenable number.

11502001543397 is a deficient number, since it is larger than the sum of its proper divisors (1).

11502001543397 is an equidigital number, since it uses as much as digits as its factorization.

11502001543397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 113400, while the sum is 41.

The spelling of 11502001543397 in words is "eleven trillion, five hundred two billion, one million, five hundred forty-three thousand, three hundred ninety-seven".