134557814 has 4 divisors (see below), whose sum is σ = 201836724. Its totient is φ = 67278906.

The previous prime is 134557811. The next prime is 134557817. The reversal of 134557814 is 418755431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 418755431 = 139 ⋅3012629.

It is an interprime number because it is at equal distance from previous prime (134557811) and next prime (134557817).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134557811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33639452 + ... + 33639455.

It is an arithmetic number, because the mean of its divisors is an integer number (50459181).

Almost surely, 2^134557814 is an apocalyptic number.

134557814 is a deficient number, since it is larger than the sum of its proper divisors (67278910).

134557814 is an equidigital number, since it uses as much as digits as its factorization.

134557814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67278909.

The product of its digits is 67200, while the sum is 38.

The square root of 134557814 is about 11599.9057754794. The cubic root of 134557814 is about 512.4320769789.

The spelling of 134557814 in words is "one hundred thirty-four million, five hundred fifty-seven thousand, eight hundred fourteen".