10401110309 has 2 divisors, whose sum is σ = 10401110310. Its totient is φ = 10401110308.

The previous prime is 10401110273. The next prime is 10401110311. The reversal of 10401110309 is 90301110401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9856121284 + 544989025 = 99278^2 + 23345^2 .

It is an emirp because it is prime and its reverse (90301110401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10401110309 - 2²⁰ = 10400061733 is a prime.

It is a Sophie Germain prime.

Together with 10401110311, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10401110339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200555154 + 5200555155.

It is an arithmetic number, because the mean of its divisors is an integer number (5200555155).

Almost surely, 2^10401110309 is an apocalyptic number.

It is an amenable number.

10401110309 is a deficient number, since it is larger than the sum of its proper divisors (1).

10401110309 is an equidigital number, since it uses as much as digits as its factorization.

10401110309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 10401110309 in words is "ten billion, four hundred one million, one hundred ten thousand, three hundred nine".