4151121328 has 20 divisors (see below), whose sum is σ = 8392485168. Its totient is φ = 1985318720.

The previous prime is 4151121323. The next prime is 4151121329. The reversal of 4151121328 is 8231211514.

It is a junction number, because it is equal to n+sod(n) for n = 4151121296 and 4151121305.

It is not an unprimeable number, because it can be changed into a prime (4151121323) 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, 5639743 + ... + 5640478.

Almost surely, 2^4151121328 is an apocalyptic number.

It is an amenable number.

4151121328 is an abundant number, since it is smaller than the sum of its proper divisors (4241363840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4151121328 is a wasteful number, since it uses less digits than its factorization.

4151121328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11280252 (or 11280246 counting only the distinct ones).

The product of its digits is 1920, while the sum is 28.

The square root of 4151121328 is about 64429.1962389723. The cubic root of 4151121328 is about 1607.1452991865.

The spelling of 4151121328 in words is "four billion, one hundred fifty-one million, one hundred twenty-one thousand, three hundred twenty-eight".