104346551 has 2 divisors, whose sum is σ = 104346552. Its totient is φ = 104346550.

The previous prime is 104346491. The next prime is 104346617. The reversal of 104346551 is 155643401.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104346551 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104345551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52173275 + 52173276.

It is an arithmetic number, because the mean of its divisors is an integer number (52173276).

Almost surely, 2^104346551 is an apocalyptic number.

104346551 is a deficient number, since it is larger than the sum of its proper divisors (1).

104346551 is an equidigital number, since it uses as much as digits as its factorization.

104346551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 104346551 is about 10215.0159569136. The cubic root of 104346551 is about 470.7887029058.

Adding to 104346551 its reverse (155643401), we get a palindrome (259989952).

The spelling of 104346551 in words is "one hundred four million, three hundred forty-six thousand, five hundred fifty-one".