47102893 has 2 divisors, whose sum is σ = 47102894. Its totient is φ = 47102892.

The previous prime is 47102863. The next prime is 47102899. The reversal of 47102893 is 39820174.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41822089 + 5280804 = 6467^2 + 2298^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47102893 is a prime.

It is equal to p_2837428 and since 47102893 and 2837428 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47102899) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23551446 + 23551447.

It is an arithmetic number, because the mean of its divisors is an integer number (23551447).

Almost surely, 2^47102893 is an apocalyptic number.

It is an amenable number.

47102893 is a deficient number, since it is larger than the sum of its proper divisors (1).

47102893 is an equidigital number, since it uses as much as digits as its factorization.

47102893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 47102893 is about 6863.1547410794. The cubic root of 47102893 is about 361.1457656753.

The spelling of 47102893 in words is "forty-seven million, one hundred two thousand, eight hundred ninety-three".