5421544115 has 16 divisors (see below), whose sum is σ = 7035638400. Its totient is φ = 3986838912.

The previous prime is 5421544099. The next prime is 5421544127. The reversal of 5421544115 is 5114451245.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5421544115 - 2⁴ = 5421544099 is a prime.

It is a super-2 number, since 2×5421544115² = 58786281181782266450, which contains 22 as substring.

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, 158960 + ... + 190029.

It is an arithmetic number, because the mean of its divisors is an integer number (439727400).

Almost surely, 2^5421544115 is an apocalyptic number.

5421544115 is a deficient number, since it is larger than the sum of its proper divisors (1614094285).

5421544115 is a wasteful number, since it uses less digits than its factorization.

5421544115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349246.

The product of its digits is 16000, while the sum is 32.

The square root of 5421544115 is about 73631.1354998685. The cubic root of 5421544115 is about 1756.7407089682.

The spelling of 5421544115 in words is "five billion, four hundred twenty-one million, five hundred forty-four thousand, one hundred fifteen".