104551222961 has 4 divisors (see below), whose sum is σ = 104598299124. Its totient is φ = 104504146800.

The previous prime is 104551222939. The next prime is 104551222999. The reversal of 104551222961 is 169222155401.

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

It can be written as a sum of positive squares in 2 ways, for example, as 77604030625 + 26947192336 = 278575^2 + 164156^2 .

It is a cyclic number.

It is not a de Polignac number, because 104551222961 - 2¹⁸ = 104550960817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104551222361) 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, 23534750 + ... + 23539191.

It is an arithmetic number, because the mean of its divisors is an integer number (26149574781).

Almost surely, 2^104551222961 is an apocalyptic number.

It is an amenable number.

104551222961 is a deficient number, since it is larger than the sum of its proper divisors (47076163).

104551222961 is an equidigital number, since it uses as much as digits as its factorization.

104551222961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47076162.

The product of its (nonzero) digits is 43200, while the sum is 38.

The spelling of 104551222961 in words is "one hundred four billion, five hundred fifty-one million, two hundred twenty-two thousand, nine hundred sixty-one".