104021530 has 8 divisors (see below), whose sum is σ = 187238772. Its totient is φ = 41608608.

The previous prime is 104021527. The next prime is 104021549. The reversal of 104021530 is 35120401.

It can be written as a sum of positive squares in 2 ways, for example, as 99141849 + 4879681 = 9957^2 + 2209^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5201067 + ... + 5201086.

Almost surely, 2^104021530 is an apocalyptic number.

104021530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104021530 is a deficient number, since it is larger than the sum of its proper divisors (83217242).

104021530 is a wasteful number, since it uses less digits than its factorization.

104021530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10402160.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 104021530 is about 10199.0945676565. The cubic root of 104021530 is about 470.2993867383.

Adding to 104021530 its reverse (35120401), we get a palindrome (139141931).

The spelling of 104021530 in words is "one hundred four million, twenty-one thousand, five hundred thirty".