48155857 has 2 divisors, whose sum is σ = 48155858. Its totient is φ = 48155856.

The previous prime is 48155839. The next prime is 48155869. The reversal of 48155857 is 75855184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45279441 + 2876416 = 6729^2 + 1696^2 .

It is a cyclic number.

It is not a de Polignac number, because 48155857 - 2⁷ = 48155729 is a prime.

It is not a weakly prime, because it can be changed into another prime (48155827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24077928 + 24077929.

It is an arithmetic number, because the mean of its divisors is an integer number (24077929).

Almost surely, 2^48155857 is an apocalyptic number.

It is an amenable number.

48155857 is a deficient number, since it is larger than the sum of its proper divisors (1).

48155857 is an equidigital number, since it uses as much as digits as its factorization.

48155857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 224000, while the sum is 43.

The square root of 48155857 is about 6939.4421245515. The cubic root of 48155857 is about 363.8170421572.

The spelling of 48155857 in words is "forty-eight million, one hundred fifty-five thousand, eight hundred fifty-seven".