4551022115 has 16 divisors (see below), whose sum is σ = 5643446016. Its totient is φ = 3523256640.

The previous prime is 4551022109. The next prime is 4551022117. The reversal of 4551022115 is 5112201554.

It is not a de Polignac number, because 4551022115 - 2⁶ = 4551022051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4551022117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133679 + ... + 164231.

It is an arithmetic number, because the mean of its divisors is an integer number (352715376).

Almost surely, 2^4551022115 is an apocalyptic number.

4551022115 is a deficient number, since it is larger than the sum of its proper divisors (1092423901).

4551022115 is an frugal number, since it uses more digits than its factorization.

4551022115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30651 (or 30589 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 4551022115 is about 67461.2638111680. The cubic root of 4551022115 is about 1657.1798677557.

Adding to 4551022115 its reverse (5112201554), we get a palindrome (9663223669).

The spelling of 4551022115 in words is "four billion, five hundred fifty-one million, twenty-two thousand, one hundred fifteen".