933013681 has 2 divisors, whose sum is σ = 933013682. Its totient is φ = 933013680.

The previous prime is 933013633. The next prime is 933013691. The reversal of 933013681 is 186310339.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 855855025 + 77158656 = 29255^2 + 8784^2 .

It is a cyclic number.

It is not a de Polignac number, because 933013681 - 2¹¹ = 933011633 is a prime.

It is a super-2 number, since 2×933013681² = 1741029057866339522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (933013691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 466506840 + 466506841.

It is an arithmetic number, because the mean of its divisors is an integer number (466506841).

Almost surely, 2^933013681 is an apocalyptic number.

It is an amenable number.

933013681 is a deficient number, since it is larger than the sum of its proper divisors (1).

933013681 is an equidigital number, since it uses as much as digits as its factorization.

933013681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 933013681 is about 30545.2726456976. The cubic root of 933013681 is about 977.1532271172.

The spelling of 933013681 in words is "nine hundred thirty-three million, thirteen thousand, six hundred eighty-one".