314573993 has 2 divisors, whose sum is σ = 314573994. Its totient is φ = 314573992.

The previous prime is 314573989. The next prime is 314574023. The reversal of 314573993 is 399375413.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 305830144 + 8743849 = 17488^2 + 2957^2 .

It is a cyclic number.

It is not a de Polignac number, because 314573993 - 2² = 314573989 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (314573293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157286996 + 157286997.

It is an arithmetic number, because the mean of its divisors is an integer number (157286997).

Almost surely, 2^314573993 is an apocalyptic number.

It is an amenable number.

314573993 is a deficient number, since it is larger than the sum of its proper divisors (1).

314573993 is an equidigital number, since it uses as much as digits as its factorization.

314573993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 306180, while the sum is 44.

The square root of 314573993 is about 17736.2339012542. The cubic root of 314573993 is about 680.1023440249.

The spelling of 314573993 in words is "three hundred fourteen million, five hundred seventy-three thousand, nine hundred ninety-three".