13521870083 has 2 divisors, whose sum is σ = 13521870084. Its totient is φ = 13521870082.

The previous prime is 13521870073. The next prime is 13521870181. The reversal of 13521870083 is 38007812531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13521870083 is a prime.

It is not a weakly prime, because it can be changed into another prime (13521870013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6760935041 + 6760935042.

It is an arithmetic number, because the mean of its divisors is an integer number (6760935042).

Almost surely, 2^13521870083 is an apocalyptic number.

13521870083 is a deficient number, since it is larger than the sum of its proper divisors (1).

13521870083 is an equidigital number, since it uses as much as digits as its factorization.

13521870083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 38.

The spelling of 13521870083 in words is "thirteen billion, five hundred twenty-one million, eight hundred seventy thousand, eighty-three".