3504021130 has 32 divisors (see below), whose sum is σ = 6841149840. Its totient is φ = 1286983680.

The previous prime is 3504021119. The next prime is 3504021163. The reversal of 3504021130 is 311204053.

3504021130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 294911929 + 3209109201 = 17173^2 + 56649^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3504021098 and 3504021107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244395 + ... + 258334.

Almost surely, 2^3504021130 is an apocalyptic number.

3504021130 is a deficient number, since it is larger than the sum of its proper divisors (3337128710).

3504021130 is a wasteful number, since it uses less digits than its factorization.

3504021130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502794.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 3504021130 is about 59194.7728266610. The cubic root of 3504021130 is about 1518.8757166900.

Adding to 3504021130 its reverse (311204053), we get a palindrome (3815225183).

The spelling of 3504021130 in words is "three billion, five hundred four million, twenty-one thousand, one hundred thirty".