4327542139 has 4 divisors (see below), whose sum is σ = 4476767760. Its totient is φ = 4178316520.

The previous prime is 4327542137. The next prime is 4327542173. The reversal of 4327542139 is 9312457234.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4327542139 - 2¹ = 4327542137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4327542137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74612767 + ... + 74612824.

It is an arithmetic number, because the mean of its divisors is an integer number (1119191940).

Almost surely, 2^4327542139 is an apocalyptic number.

4327542139 is a deficient number, since it is larger than the sum of its proper divisors (149225621).

4327542139 is a wasteful number, since it uses less digits than its factorization.

4327542139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149225620.

The product of its digits is 181440, while the sum is 40.

The square root of 4327542139 is about 65784.0568755075. The cubic root of 4327542139 is about 1629.5978205322.

The spelling of 4327542139 in words is "four billion, three hundred twenty-seven million, five hundred forty-two thousand, one hundred thirty-nine".