10033406861 has 2 divisors, whose sum is σ = 10033406862. Its totient is φ = 10033406860.

The previous prime is 10033406857. The next prime is 10033406879. The reversal of 10033406861 is 16860433001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5328270025 + 4705136836 = 72995^2 + 68594^2 .

It is a cyclic number.

It is not a de Polignac number, because 10033406861 - 2² = 10033406857 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10033406891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5016703430 + 5016703431.

It is an arithmetic number, because the mean of its divisors is an integer number (5016703431).

Almost surely, 2^10033406861 is an apocalyptic number.

It is an amenable number.

10033406861 is a deficient number, since it is larger than the sum of its proper divisors (1).

10033406861 is an equidigital number, since it uses as much as digits as its factorization.

10033406861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

Adding to 10033406861 its reverse (16860433001), we get a palindrome (26893839862).

The spelling of 10033406861 in words is "ten billion, thirty-three million, four hundred six thousand, eight hundred sixty-one".