47511323 has 2 divisors, whose sum is σ = 47511324. Its totient is φ = 47511322.

The previous prime is 47511281. The next prime is 47511341. The reversal of 47511323 is 32311574.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47511323 - 2⁸ = 47511067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47511292 and 47511301.

It is not a weakly prime, because it can be changed into another prime (47501323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23755661 + 23755662.

It is an arithmetic number, because the mean of its divisors is an integer number (23755662).

Almost surely, 2^47511323 is an apocalyptic number.

47511323 is a deficient number, since it is larger than the sum of its proper divisors (1).

47511323 is an equidigital number, since it uses as much as digits as its factorization.

47511323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 26.

The square root of 47511323 is about 6892.8457838544. The cubic root of 47511323 is about 362.1865968193.

Adding to 47511323 its reverse (32311574), we get a palindrome (79822897).

The spelling of 47511323 in words is "forty-seven million, five hundred eleven thousand, three hundred twenty-three".