48977771 has 2 divisors, whose sum is σ = 48977772. Its totient is φ = 48977770.

The previous prime is 48977767. The next prime is 48977779. The reversal of 48977771 is 17777984.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48977771 - 2² = 48977767 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (48977779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24488885 + 24488886.

It is an arithmetic number, because the mean of its divisors is an integer number (24488886).

Almost surely, 2^48977771 is an apocalyptic number.

48977771 is a deficient number, since it is larger than the sum of its proper divisors (1).

48977771 is an equidigital number, since it uses as much as digits as its factorization.

48977771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 691488, while the sum is 50.

The square root of 48977771 is about 6998.4120341689. The cubic root of 48977771 is about 365.8752274580.

The spelling of 48977771 in words is "forty-eight million, nine hundred seventy-seven thousand, seven hundred seventy-one".