47719351 has 2 divisors, whose sum is σ = 47719352. Its totient is φ = 47719350.

The previous prime is 47719349. The next prime is 47719387. The reversal of 47719351 is 15391774.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47719351 - 2¹ = 47719349 is a prime.

It is a super-2 number, since 2×47719351² = 4554272919722402, which contains 22 as substring.

Together with 47719349, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 47719351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47716351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23859675 + 23859676.

It is an arithmetic number, because the mean of its divisors is an integer number (23859676).

Almost surely, 2^47719351 is an apocalyptic number.

47719351 is a deficient number, since it is larger than the sum of its proper divisors (1).

47719351 is an equidigital number, since it uses as much as digits as its factorization.

47719351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460, while the sum is 37.

The square root of 47719351 is about 6907.9194407578. The cubic root of 47719351 is about 362.7144376899.

The spelling of 47719351 in words is "forty-seven million, seven hundred nineteen thousand, three hundred fifty-one".