134526819 has 16 divisors (see below), whose sum is σ = 206877440. Its totient is φ = 76165920.

The previous prime is 134526811. The next prime is 134526823. The reversal of 134526819 is 918625431.

It is not a de Polignac number, because 134526819 - 2³ = 134526811 is a prime.

It is a super-2 number, since 2×134526819² = 36194930060517522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134526811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27097 + ... + 31674.

It is an arithmetic number, because the mean of its divisors is an integer number (12929840).

Almost surely, 2^134526819 is an apocalyptic number.

134526819 is a deficient number, since it is larger than the sum of its proper divisors (72350621).

134526819 is a wasteful number, since it uses less digits than its factorization.

134526819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58890.

The product of its digits is 51840, while the sum is 39.

The square root of 134526819 is about 11598.5696963031. The cubic root of 134526819 is about 512.3927282127.

The spelling of 134526819 in words is "one hundred thirty-four million, five hundred twenty-six thousand, eight hundred nineteen".