4512222154 has 8 divisors (see below), whose sum is σ = 7383636288. Its totient is φ = 2051010060.

The previous prime is 4512222139. The next prime is 4512222181.

It is a happy number.

4512222154 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102550482 + ... + 102550525.

It is an arithmetic number, because the mean of its divisors is an integer number (922954536).

Almost surely, 2^4512222154 is an apocalyptic number.

4512222154 is a deficient number, since it is larger than the sum of its proper divisors (2871414134).

4512222154 is a wasteful number, since it uses less digits than its factorization.

4512222154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205101020.

The product of its digits is 6400, while the sum is 28.

The square root of 4512222154 is about 67173.0761094056. The cubic root of 4512222154 is about 1652.4569645092.

It can be divided in two parts, 45122 and 22154, that added together give a palindrome (67276).

The spelling of 4512222154 in words is "four billion, five hundred twelve million, two hundred twenty-two thousand, one hundred fifty-four".