993064019 has 2 divisors, whose sum is σ = 993064020. Its totient is φ = 993064018.

The previous prime is 993063977. The next prime is 993064043. The reversal of 993064019 is 910460399.

It is a strong prime.

It is an emirp because it is prime and its reverse (910460399) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 993064019 - 2⁸ = 993063763 is a prime.

It is a super-2 number, since 2×993064019² = 1972352291664864722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (993064099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496532009 + 496532010.

It is an arithmetic number, because the mean of its divisors is an integer number (496532010).

Almost surely, 2^993064019 is an apocalyptic number.

993064019 is a deficient number, since it is larger than the sum of its proper divisors (1).

993064019 is an equidigital number, since it uses as much as digits as its factorization.

993064019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 41.

The square root of 993064019 is about 31512.9182875849. The cubic root of 993064019 is about 997.6826403257.

The spelling of 993064019 in words is "nine hundred ninety-three million, sixty-four thousand, nineteen".