134798247 has 6 divisors (see below), whose sum is σ = 194708592. Its totient is φ = 89865492.

The previous prime is 134798221. The next prime is 134798291. The reversal of 134798247 is 742897431.

It is not a de Polignac number, because 134798247 - 2¹⁵ = 134765479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134798047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7488783 + ... + 7488800.

It is an arithmetic number, because the mean of its divisors is an integer number (32451432).

Almost surely, 2^134798247 is an apocalyptic number.

134798247 is a deficient number, since it is larger than the sum of its proper divisors (59910345).

134798247 is a wasteful number, since it uses less digits than its factorization.

134798247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14977589 (or 14977586 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 134798247 is about 11610.2647256641. The cubic root of 134798247 is about 512.7371063881.

The spelling of 134798247 in words is "one hundred thirty-four million, seven hundred ninety-eight thousand, two hundred forty-seven".