5615211000913 has 2 divisors, whose sum is σ = 5615211000914. Its totient is φ = 5615211000912.

The previous prime is 5615211000911. The next prime is 5615211000961. The reversal of 5615211000913 is 3190001125165.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5575987990609 + 39223010304 = 2361353^2 + 198048^2 .

It is a cyclic number.

It is not a de Polignac number, because 5615211000913 - 2¹ = 5615211000911 is a prime.

Together with 5615211000911, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5615211000911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2807605500456 + 2807605500457.

It is an arithmetic number, because the mean of its divisors is an integer number (2807605500457).

Almost surely, 2^{5615211000913} is an apocalyptic number.

It is an amenable number.

5615211000913 is a deficient number, since it is larger than the sum of its proper divisors (1).

5615211000913 is an equidigital number, since it uses as much as digits as its factorization.

5615211000913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 34.

The spelling of 5615211000913 in words is "five trillion, six hundred fifteen billion, two hundred eleven million, nine hundred thirteen", and thus it is an aban number.