134216499 has 4 divisors (see below), whose sum is σ = 178955336. Its totient is φ = 89477664.

The previous prime is 134216491. The next prime is 134216503. The reversal of 134216499 is 994612431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 994612431 = 3 ⋅331537477.

It is not a de Polignac number, because 134216499 - 2³ = 134216491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134216491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22369414 + ... + 22369419.

It is an arithmetic number, because the mean of its divisors is an integer number (44738834).

Almost surely, 2^134216499 is an apocalyptic number.

134216499 is a deficient number, since it is larger than the sum of its proper divisors (44738837).

134216499 is an equidigital number, since it uses as much as digits as its factorization.

134216499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44738836.

The product of its digits is 46656, while the sum is 39.

The square root of 134216499 is about 11585.1844611987. The cubic root of 134216499 is about 511.9984372409.

The spelling of 134216499 in words is "one hundred thirty-four million, two hundred sixteen thousand, four hundred ninety-nine".