104477348021 has 2 divisors, whose sum is σ = 104477348022. Its totient is φ = 104477348020.

The previous prime is 104477348011. The next prime is 104477348099. The reversal of 104477348021 is 120843774401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68295982225 + 36181365796 = 261335^2 + 190214^2 .

It is a cyclic number.

It is not a de Polignac number, because 104477348021 - 2¹⁸ = 104477085877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104477348021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104477348011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52238674010 + 52238674011.

It is an arithmetic number, because the mean of its divisors is an integer number (52238674011).

Almost surely, 2^104477348021 is an apocalyptic number.

It is an amenable number.

104477348021 is a deficient number, since it is larger than the sum of its proper divisors (1).

104477348021 is an equidigital number, since it uses as much as digits as its factorization.

104477348021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150528, while the sum is 41.

The spelling of 104477348021 in words is "one hundred four billion, four hundred seventy-seven million, three hundred forty-eight thousand, twenty-one".