913421323511 has 2 divisors, whose sum is σ = 913421323512. Its totient is φ = 913421323510.

The previous prime is 913421323499. The next prime is 913421323531. The reversal of 913421323511 is 115323124319.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 913421323511 - 2¹⁰ = 913421322487 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (913421323531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456710661755 + 456710661756.

It is an arithmetic number, because the mean of its divisors is an integer number (456710661756).

Almost surely, 2^913421323511 is an apocalyptic number.

913421323511 is a deficient number, since it is larger than the sum of its proper divisors (1).

913421323511 is an equidigital number, since it uses as much as digits as its factorization.

913421323511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 35.

The spelling of 913421323511 in words is "nine hundred thirteen billion, four hundred twenty-one million, three hundred twenty-three thousand, five hundred eleven".