534167993 has 2 divisors, whose sum is σ = 534167994. Its totient is φ = 534167992.

The previous prime is 534167989. The next prime is 534168053. The reversal of 534167993 is 399761435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 328044544 + 206123449 = 18112^2 + 14357^2 .

It is a cyclic number.

It is not a de Polignac number, because 534167993 - 2² = 534167989 is a prime.

It is not a weakly prime, because it can be changed into another prime (534167923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267083996 + 267083997.

It is an arithmetic number, because the mean of its divisors is an integer number (267083997).

Almost surely, 2^534167993 is an apocalyptic number.

It is an amenable number.

534167993 is a deficient number, since it is larger than the sum of its proper divisors (1).

534167993 is an equidigital number, since it uses as much as digits as its factorization.

534167993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 612360, while the sum is 47.

The square root of 534167993 is about 23112.0746147982. The cubic root of 534167993 is about 811.3830929711.

The spelling of 534167993 in words is "five hundred thirty-four million, one hundred sixty-seven thousand, nine hundred ninety-three".