104306391251 has 2 divisors, whose sum is σ = 104306391252. Its totient is φ = 104306391250.

The previous prime is 104306391227. The next prime is 104306391271. The reversal of 104306391251 is 152193603401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104306391251 - 2⁶ = 104306391187 is a prime.

It is not a weakly prime, because it can be changed into another prime (104306391271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52153195625 + 52153195626.

It is an arithmetic number, because the mean of its divisors is an integer number (52153195626).

Almost surely, 2^104306391251 is an apocalyptic number.

104306391251 is a deficient number, since it is larger than the sum of its proper divisors (1).

104306391251 is an equidigital number, since it uses as much as digits as its factorization.

104306391251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 35.

Adding to 104306391251 its reverse (152193603401), we get a palindrome (256499994652).

The spelling of 104306391251 in words is "one hundred four billion, three hundred six million, three hundred ninety-one thousand, two hundred fifty-one".