10333021409 has 2 divisors, whose sum is σ = 10333021410. Its totient is φ = 10333021408.

The previous prime is 10333021367. The next prime is 10333021421. The reversal of 10333021409 is 90412033301.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8752163809 + 1580857600 = 93553^2 + 39760^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10333021409 is a prime.

It is not a weakly prime, because it can be changed into another prime (10333021459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5166510704 + 5166510705.

It is an arithmetic number, because the mean of its divisors is an integer number (5166510705).

Almost surely, 2^10333021409 is an apocalyptic number.

It is an amenable number.

10333021409 is a deficient number, since it is larger than the sum of its proper divisors (1).

10333021409 is an equidigital number, since it uses as much as digits as its factorization.

10333021409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 26.

The spelling of 10333021409 in words is "ten billion, three hundred thirty-three million, twenty-one thousand, four hundred nine".