104651345 has 4 divisors (see below), whose sum is σ = 125581620. Its totient is φ = 83721072.

The previous prime is 104651341. The next prime is 104651359. The reversal of 104651345 is 543156401.

It is a happy number.

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 79691329 + 24960016 = 8927^2 + 4996^2 .

It is a cyclic number.

It is not a de Polignac number, because 104651345 - 2² = 104651341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104651341) 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, 10465130 + ... + 10465139.

It is an arithmetic number, because the mean of its divisors is an integer number (31395405).

Almost surely, 2^104651345 is an apocalyptic number.

It is an amenable number.

104651345 is a deficient number, since it is larger than the sum of its proper divisors (20930275).

104651345 is an equidigital number, since it uses as much as digits as its factorization.

104651345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20930274.

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

The square root of 104651345 is about 10229.9239977626. The cubic root of 104651345 is about 471.2466451600.

The spelling of 104651345 in words is "one hundred four million, six hundred fifty-one thousand, three hundred forty-five".