134797818 has 16 divisors (see below), whose sum is σ = 283785120. Its totient is φ = 42567696.

The previous prime is 134797787. The next prime is 134797849. The reversal of 134797818 is 818797431.

It is an interprime number because it is at equal distance from previous prime (134797787) and next prime (134797849).

It is a super-2 number, since 2×134797818² = 36340903475122248, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 591105 + ... + 591332.

It is an arithmetic number, because the mean of its divisors is an integer number (17736570).

Almost surely, 2^134797818 is an apocalyptic number.

134797818 is an abundant number, since it is smaller than the sum of its proper divisors (148987302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134797818 is a wasteful number, since it uses less digits than its factorization.

134797818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182461.

The product of its digits is 338688, while the sum is 48.

The square root of 134797818 is about 11610.2462506185. The cubic root of 134797818 is about 512.7365624531.

The spelling of 134797818 in words is "one hundred thirty-four million, seven hundred ninety-seven thousand, eight hundred eighteen".