104244551 has 4 divisors (see below), whose sum is σ = 104280504. Its totient is φ = 104208600.

The previous prime is 104244541. The next prime is 104244601. The reversal of 104244551 is 155442401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104244551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104244551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104244541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13205 + ... + 19566.

It is an arithmetic number, because the mean of its divisors is an integer number (26070126).

Almost surely, 2^104244551 is an apocalyptic number.

104244551 is a deficient number, since it is larger than the sum of its proper divisors (35953).

104244551 is an equidigital number, since it uses as much as digits as its factorization.

104244551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35952.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 104244551 is about 10210.0220861661. The cubic root of 104244551 is about 470.6352523682.

Adding to 104244551 its reverse (155442401), we get a palindrome (259686952).

The spelling of 104244551 in words is "one hundred four million, two hundred forty-four thousand, five hundred fifty-one".