48673139 has 2 divisors, whose sum is σ = 48673140. Its totient is φ = 48673138.

The previous prime is 48673111. The next prime is 48673237. The reversal of 48673139 is 93137684.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48673139 is a prime.

It is a super-2 number, since 2×48673139² = 4738148920226642, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 48673096 and 48673105.

It is not a weakly prime, because it can be changed into another prime (48673439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24336569 + 24336570.

It is an arithmetic number, because the mean of its divisors is an integer number (24336570).

Almost surely, 2^48673139 is an apocalyptic number.

48673139 is a deficient number, since it is larger than the sum of its proper divisors (1).

48673139 is an equidigital number, since it uses as much as digits as its factorization.

48673139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 41.

The square root of 48673139 is about 6976.6137201367. The cubic root of 48673139 is about 365.1150922471.

The spelling of 48673139 in words is "forty-eight million, six hundred seventy-three thousand, one hundred thirty-nine".