104481557 has 2 divisors, whose sum is σ = 104481558. Its totient is φ = 104481556.

The previous prime is 104481547. The next prime is 104481569. The reversal of 104481557 is 755184401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100180081 + 4301476 = 10009^2 + 2074^2 .

It is a cyclic number.

It is not a de Polignac number, because 104481557 - 2¹⁸ = 104219413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104481527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52240778 + 52240779.

It is an arithmetic number, because the mean of its divisors is an integer number (52240779).

Almost surely, 2^104481557 is an apocalyptic number.

It is an amenable number.

104481557 is a deficient number, since it is larger than the sum of its proper divisors (1).

104481557 is an equidigital number, since it uses as much as digits as its factorization.

104481557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22400, while the sum is 35.

The square root of 104481557 is about 10221.6220337087. The cubic root of 104481557 is about 470.9916545357.

The spelling of 104481557 in words is "one hundred four million, four hundred eighty-one thousand, five hundred fifty-seven".