134349147 has 12 divisors (see below), whose sum is σ = 205475400. Its totient is φ = 84297408.

The previous prime is 134349143. The next prime is 134349151. The reversal of 134349147 is 741943431.

It is an interprime number because it is at equal distance from previous prime (134349143) and next prime (134349151).

It is not a de Polignac number, because 134349147 - 2² = 134349143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134349143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 438897 + ... + 439202.

It is an arithmetic number, because the mean of its divisors is an integer number (17122950).

Almost surely, 2^134349147 is an apocalyptic number.

134349147 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

134349147 is a deficient number, since it is larger than the sum of its proper divisors (71126253).

134349147 is a wasteful number, since it uses less digits than its factorization.

134349147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878122 (or 878119 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 134349147 is about 11590.9079454545. The cubic root of 134349147 is about 512.1670533885.

It can be divided in two parts, 134 and 349147, that added together give a square (349281 = 591²).

The spelling of 134349147 in words is "one hundred thirty-four million, three hundred forty-nine thousand, one hundred forty-seven".