11502320671 has 2 divisors, whose sum is σ = 11502320672. Its totient is φ = 11502320670.

The previous prime is 11502320653. The next prime is 11502320747. The reversal of 11502320671 is 17602320511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11502320671 - 2¹¹ = 11502318623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11502320371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5751160335 + 5751160336.

It is an arithmetic number, because the mean of its divisors is an integer number (5751160336).

Almost surely, 2^11502320671 is an apocalyptic number.

11502320671 is a deficient number, since it is larger than the sum of its proper divisors (1).

11502320671 is an equidigital number, since it uses as much as digits as its factorization.

11502320671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

The spelling of 11502320671 in words is "eleven billion, five hundred two million, three hundred twenty thousand, six hundred seventy-one".