134842245 has 32 divisors (see below), whose sum is σ = 223184640. Its totient is φ = 69465600.

The previous prime is 134842243. The next prime is 134842271. The reversal of 134842245 is 542248431.

It is not a de Polignac number, because 134842245 - 2¹ = 134842243 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134842243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83001 + ... + 84609.

It is an arithmetic number, because the mean of its divisors is an integer number (6974520).

Almost surely, 2^134842245 is an apocalyptic number.

134842245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134842245 is a deficient number, since it is larger than the sum of its proper divisors (88342395).

134842245 is a wasteful number, since it uses less digits than its factorization.

134842245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1805.

The product of its digits is 30720, while the sum is 33.

The square root of 134842245 is about 11612.1593599124. The cubic root of 134842245 is about 512.7928859295.

The spelling of 134842245 in words is "one hundred thirty-four million, eight hundred forty-two thousand, two hundred forty-five".