47741977 has 2 divisors, whose sum is σ = 47741978. Its totient is φ = 47741976.

The previous prime is 47741909. The next prime is 47741983. The reversal of 47741977 is 77914774.

It is a happy number.

47741977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40500496 + 7241481 = 6364^2 + 2691^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47741977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47741777) 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 as a sum of consecutive naturals, namely, 23870988 + 23870989.

It is an arithmetic number, because the mean of its divisors is an integer number (23870989).

Almost surely, 2^47741977 is an apocalyptic number.

It is an amenable number.

47741977 is a deficient number, since it is larger than the sum of its proper divisors (1).

47741977 is an equidigital number, since it uses as much as digits as its factorization.

47741977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345744, while the sum is 46.

The square root of 47741977 is about 6909.5569322497. The cubic root of 47741977 is about 362.7717553186.

The spelling of 47741977 in words is "forty-seven million, seven hundred forty-one thousand, nine hundred seventy-seven".