47606551 has 2 divisors, whose sum is σ = 47606552. Its totient is φ = 47606550.

The previous prime is 47606549. The next prime is 47606563. The reversal of 47606551 is 15560674.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47606551 - 2¹ = 47606549 is a prime.

It is a super-3 number, since 3×47606551³ (a number of 24 digits) contains 333 as substring.

Together with 47606549, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47606501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23803275 + 23803276.

It is an arithmetic number, because the mean of its divisors is an integer number (23803276).

Almost surely, 2^47606551 is an apocalyptic number.

47606551 is a deficient number, since it is larger than the sum of its proper divisors (1).

47606551 is an equidigital number, since it uses as much as digits as its factorization.

47606551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 47606551 is about 6899.7500679372. The cubic root of 47606551 is about 362.4284148777.

It can be divided in two parts, 4760 and 6551, that added together give a palindrome (11311).

The spelling of 47606551 in words is "forty-seven million, six hundred six thousand, five hundred fifty-one".