47641357 has 2 divisors, whose sum is σ = 47641358. Its totient is φ = 47641356.

The previous prime is 47641343. The next prime is 47641369. The reversal of 47641357 is 75314674.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41396356 + 6245001 = 6434^2 + 2499^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47641357 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47641337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23820678 + 23820679.

It is an arithmetic number, because the mean of its divisors is an integer number (23820679).

Almost surely, 2^47641357 is an apocalyptic number.

It is an amenable number.

47641357 is a deficient number, since it is larger than the sum of its proper divisors (1).

47641357 is an equidigital number, since it uses as much as digits as its factorization.

47641357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 37.

The square root of 47641357 is about 6902.2718723620. The cubic root of 47641357 is about 362.5167193240.

The spelling of 47641357 in words is "forty-seven million, six hundred forty-one thousand, three hundred fifty-seven".