4542052251 has 16 divisors (see below), whose sum is σ = 6613141248. Its totient is φ = 2750042400.

The previous prime is 4542052133. The next prime is 4542052267. The reversal of 4542052251 is 1522502454.

It is not a de Polignac number, because 4542052251 - 2¹⁸ = 4541790107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4542052051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33711 + ... + 101096.

It is an arithmetic number, because the mean of its divisors is an integer number (413321328).

Almost surely, 2^4542052251 is an apocalyptic number.

4542052251 is a deficient number, since it is larger than the sum of its proper divisors (2071088997).

4542052251 is a wasteful number, since it uses less digits than its factorization.

4542052251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135842.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 4542052251 is about 67394.7494319847. The cubic root of 4542052251 is about 1656.0904088573.

The spelling of 4542052251 in words is "four billion, five hundred forty-two million, fifty-two thousand, two hundred fifty-one".