47347151 has 2 divisors, whose sum is σ = 47347152. Its totient is φ = 47347150.

The previous prime is 47347147. The next prime is 47347187. The reversal of 47347151 is 15174374.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47347151 - 2² = 47347147 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47347121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23673575 + 23673576.

It is an arithmetic number, because the mean of its divisors is an integer number (23673576).

Almost surely, 2^47347151 is an apocalyptic number.

47347151 is a deficient number, since it is larger than the sum of its proper divisors (1).

47347151 is an equidigital number, since it uses as much as digits as its factorization.

47347151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11760, while the sum is 32.

The square root of 47347151 is about 6880.9266091130. The cubic root of 47347151 is about 361.7689453794.

The spelling of 47347151 in words is "forty-seven million, three hundred forty-seven thousand, one hundred fifty-one".