993930230827 has 2 divisors, whose sum is σ = 993930230828. Its totient is φ = 993930230826.

The previous prime is 993930230767. The next prime is 993930230857. The reversal of 993930230827 is 728032039399.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-993930230827 is a prime.

It is a super-2 number, since 2×993930230827² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (993930230857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496965115413 + 496965115414.

It is an arithmetic number, because the mean of its divisors is an integer number (496965115414).

Almost surely, 2^993930230827 is an apocalyptic number.

993930230827 is a deficient number, since it is larger than the sum of its proper divisors (1).

993930230827 is an equidigital number, since it uses as much as digits as its factorization.

993930230827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4408992, while the sum is 55.

The spelling of 993930230827 in words is "nine hundred ninety-three billion, nine hundred thirty million, two hundred thirty thousand, eight hundred twenty-seven".