47499313 has 2 divisors, whose sum is σ = 47499314. Its totient is φ = 47499312.

The previous prime is 47499293. The next prime is 47499317. The reversal of 47499313 is 31399474.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36397089 + 11102224 = 6033^2 + 3332^2 .

It is a cyclic number.

It is not a de Polignac number, because 47499313 - 2¹³ = 47491121 is a prime.

It is not a weakly prime, because it can be changed into another prime (47499317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23749656 + 23749657.

It is an arithmetic number, because the mean of its divisors is an integer number (23749657).

Almost surely, 2^47499313 is an apocalyptic number.

It is an amenable number.

47499313 is a deficient number, since it is larger than the sum of its proper divisors (1).

47499313 is an equidigital number, since it uses as much as digits as its factorization.

47499313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 40.

The square root of 47499313 is about 6891.9745356465. The cubic root of 47499313 is about 362.1560761817.

The spelling of 47499313 in words is "forty-seven million, four hundred ninety-nine thousand, three hundred thirteen".