104020130 has 16 divisors (see below), whose sum is σ = 187454520. Its totient is φ = 41559552.

The previous prime is 104020087. The next prime is 104020141. The reversal of 104020130 is 31020401.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 37222201 + 66797929 = 6101^2 + 8173^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3692 + ... + 14888.

Almost surely, 2^104020130 is an apocalyptic number.

104020130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104020130 is a deficient number, since it is larger than the sum of its proper divisors (83434390).

104020130 is a wasteful number, since it uses less digits than its factorization.

104020130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12133.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 104020130 is about 10199.0259338821. The cubic root of 104020130 is about 470.2972768478.

Adding to 104020130 its reverse (31020401), we get a palindrome (135040531).

It can be divided in two parts, 104020 and 130, that multiplied together give a triangular number (13522600 = T₅₂₀₀).

The spelling of 104020130 in words is "one hundred four million, twenty thousand, one hundred thirty".