47130101 has 2 divisors, whose sum is σ = 47130102. Its totient is φ = 47130100.

The previous prime is 47130071. The next prime is 47130121. The reversal of 47130101 is 10103174.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38427601 + 8702500 = 6199^2 + 2950^2 .

It is a cyclic number.

It is not a de Polignac number, because 47130101 - 2⁶ = 47130037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47130101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47130121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23565050 + 23565051.

It is an arithmetic number, because the mean of its divisors is an integer number (23565051).

Almost surely, 2^47130101 is an apocalyptic number.

It is an amenable number.

47130101 is a deficient number, since it is larger than the sum of its proper divisors (1).

47130101 is an equidigital number, since it uses as much as digits as its factorization.

47130101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 47130101 is about 6865.1366337459. The cubic root of 47130101 is about 361.2152883878.

Adding to 47130101 its reverse (10103174), we get a palindrome (57233275).

The spelling of 47130101 in words is "forty-seven million, one hundred thirty thousand, one hundred one".