48857971 has 2 divisors, whose sum is σ = 48857972. Its totient is φ = 48857970.

The previous prime is 48857849. The next prime is 48857981. The reversal of 48857971 is 17975884.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48857971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (48857981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24428985 + 24428986.

It is an arithmetic number, because the mean of its divisors is an integer number (24428986).

Almost surely, 2^48857971 is an apocalyptic number.

48857971 is a deficient number, since it is larger than the sum of its proper divisors (1).

48857971 is an equidigital number, since it uses as much as digits as its factorization.

48857971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 49.

The square root of 48857971 is about 6989.8477093568. The cubic root of 48857971 is about 365.5766727077.

The spelling of 48857971 in words is "forty-eight million, eight hundred fifty-seven thousand, nine hundred seventy-one".