700442251 has 2 divisors, whose sum is σ = 700442252. Its totient is φ = 700442250.

The previous prime is 700442231. The next prime is 700442257. The reversal of 700442251 is 152244007.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 700442251 - 2⁵ = 700442219 is a prime.

It is not a weakly prime, because it can be changed into another prime (700442257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350221125 + 350221126.

It is an arithmetic number, because the mean of its divisors is an integer number (350221126).

Almost surely, 2^700442251 is an apocalyptic number.

700442251 is a deficient number, since it is larger than the sum of its proper divisors (1).

700442251 is an equidigital number, since it uses as much as digits as its factorization.

700442251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 700442251 is about 26465.8695492893. The cubic root of 700442251 is about 888.0909511548.

Adding to 700442251 its reverse (152244007), we get a palindrome (852686258).

The spelling of 700442251 in words is "seven hundred million, four hundred forty-two thousand, two hundred fifty-one".