134120047 has 2 divisors, whose sum is σ = 134120048. Its totient is φ = 134120046.

The previous prime is 134120017. The next prime is 134120071. The reversal of 134120047 is 740021431.

It is a strong prime.

It is an emirp because it is prime and its reverse (740021431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134120047 - 2¹¹ = 134117999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134120017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67060023 + 67060024.

It is an arithmetic number, because the mean of its divisors is an integer number (67060024).

Almost surely, 2^134120047 is an apocalyptic number.

134120047 is a deficient number, since it is larger than the sum of its proper divisors (1).

134120047 is an equidigital number, since it uses as much as digits as its factorization.

134120047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 134120047 is about 11581.0209826250. The cubic root of 134120047 is about 511.8757620413.

Adding to 134120047 its reverse (740021431), we get a palindrome (874141478).

The spelling of 134120047 in words is "one hundred thirty-four million, one hundred twenty thousand, forty-seven".