104815538 has 4 divisors (see below), whose sum is σ = 157223310. Its totient is φ = 52407768.

The previous prime is 104815463. The next prime is 104815573. The reversal of 104815538 is 835518401.

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

It can be written as a sum of positive squares in only one way, i.e., 104509729 + 305809 = 10223^2 + 553^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 104815498 and 104815507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26203883 + ... + 26203886.

Almost surely, 2^104815538 is an apocalyptic number.

104815538 is a deficient number, since it is larger than the sum of its proper divisors (52407772).

104815538 is an equidigital number, since it uses as much as digits as its factorization.

104815538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52407771.

The product of its (nonzero) digits is 19200, while the sum is 35.

The square root of 104815538 is about 10237.9459854016. The cubic root of 104815538 is about 471.4929709303.

The spelling of 104815538 in words is "one hundred four million, eight hundred fifteen thousand, five hundred thirty-eight".