4154532128 has 24 divisors (see below), whose sum is σ = 8189396460. Its totient is φ = 2074685440.

The previous prime is 4154532119. The next prime is 4154532143. The reversal of 4154532128 is 8212354514.

It can be written as a sum of positive squares in 2 ways, for example, as 4148905744 + 5626384 = 64412^2 + 2372^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54353 + ... + 106128.

Almost surely, 2^4154532128 is an apocalyptic number.

It is an amenable number.

4154532128 is a deficient number, since it is larger than the sum of its proper divisors (4034864332).

4154532128 is a wasteful number, since it uses less digits than its factorization.

4154532128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161300 (or 161292 counting only the distinct ones).

The product of its digits is 38400, while the sum is 35.

The square root of 4154532128 is about 64455.6601703838. The cubic root of 4154532128 is about 1607.5853530171.

The spelling of 4154532128 in words is "four billion, one hundred fifty-four million, five hundred thirty-two thousand, one hundred twenty-eight".