693142027 has 2 divisors, whose sum is σ = 693142028. Its totient is φ = 693142026.

The previous prime is 693142019. The next prime is 693142049. The reversal of 693142027 is 720241396.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 693142027 - 2³ = 693142019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 693141983 and 693142001.

It is not a weakly prime, because it can be changed into another prime (693143027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 346571013 + 346571014.

It is an arithmetic number, because the mean of its divisors is an integer number (346571014).

Almost surely, 2^693142027 is an apocalyptic number.

693142027 is a deficient number, since it is larger than the sum of its proper divisors (1).

693142027 is an equidigital number, since it uses as much as digits as its factorization.

693142027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 693142027 is about 26327.5906037753. The cubic root of 693142027 is about 884.9948511729.

The spelling of 693142027 in words is "six hundred ninety-three million, one hundred forty-two thousand, twenty-seven".