48452139 has 6 divisors (see below), whose sum is σ = 69986436. Its totient is φ = 32301420.

The previous prime is 48452137. The next prime is 48452143. The reversal of 48452139 is 93125484.

48452139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 48452139 - 2¹ = 48452137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48452137) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 2691777 + ... + 2691794.

It is an arithmetic number, because the mean of its divisors is an integer number (11664406).

Almost surely, 2^48452139 is an apocalyptic number.

48452139 is a deficient number, since it is larger than the sum of its proper divisors (21534297).

48452139 is a wasteful number, since it uses less digits than its factorization.

48452139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5383577 (or 5383574 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 48452139 is about 6960.7570708939. The cubic root of 48452139 is about 364.5616530484.

The spelling of 48452139 in words is "forty-eight million, four hundred fifty-two thousand, one hundred thirty-nine".