693220051 has 2 divisors, whose sum is σ = 693220052. Its totient is φ = 693220050.

The previous prime is 693219971. The next prime is 693220063. The reversal of 693220051 is 150022396.

693220051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 693220051 - 2¹³ = 693211859 is a prime.

It is not a weakly prime, because it can be changed into another prime (693220081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 346610025 + 346610026.

It is an arithmetic number, because the mean of its divisors is an integer number (346610026).

Almost surely, 2^693220051 is an apocalyptic number.

693220051 is a deficient number, since it is larger than the sum of its proper divisors (1).

693220051 is an equidigital number, since it uses as much as digits as its factorization.

693220051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 693220051 is about 26329.0723535790. The cubic root of 693220051 is about 885.0280566078.

The spelling of 693220051 in words is "six hundred ninety-three million, two hundred twenty thousand, fifty-one".