15552113501 has 2 divisors, whose sum is σ = 15552113502. Its totient is φ = 15552113500.

The previous prime is 15552113461. The next prime is 15552113503. The reversal of 15552113501 is 10531125551.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14671507876 + 880605625 = 121126^2 + 29675^2 .

It is an emirp because it is prime and its reverse (10531125551) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15552113501 is a prime.

Together with 15552113503, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15552113503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7776056750 + 7776056751.

It is an arithmetic number, because the mean of its divisors is an integer number (7776056751).

Almost surely, 2^15552113501 is an apocalyptic number.

It is an amenable number.

15552113501 is a deficient number, since it is larger than the sum of its proper divisors (1).

15552113501 is an equidigital number, since it uses as much as digits as its factorization.

15552113501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 15552113501 in words is "fifteen billion, five hundred fifty-two million, one hundred thirteen thousand, five hundred one".