104502445 has 4 divisors (see below), whose sum is σ = 125402940. Its totient is φ = 83601952.

The previous prime is 104502439. The next prime is 104502449. The reversal of 104502445 is 544205401.

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 15634116 + 88868329 = 3954^2 + 9427^2 .

It is a cyclic number.

It is not a de Polignac number, because 104502445 - 2¹¹ = 104500397 is a prime.

It is a super-2 number, since 2×104502445² = 21841522021956050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104502449) 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, 10450240 + ... + 10450249.

It is an arithmetic number, because the mean of its divisors is an integer number (31350735).

Almost surely, 2^104502445 is an apocalyptic number.

It is an amenable number.

104502445 is a deficient number, since it is larger than the sum of its proper divisors (20900495).

104502445 is an equidigital number, since it uses as much as digits as its factorization.

104502445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20900494.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 104502445 is about 10222.6437382900. The cubic root of 104502445 is about 471.0230393990.

Adding to 104502445 its reverse (544205401), we get a palindrome (648707846).

The spelling of 104502445 in words is "one hundred four million, five hundred two thousand, four hundred forty-five".