134166745 has 4 divisors (see below), whose sum is σ = 161000100. Its totient is φ = 107333392.

The previous prime is 134166707. The next prime is 134166757. The reversal of 134166745 is 547661431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 547661431 = 433 ⋅1264807.

It can be written as a sum of positive squares in 2 ways, for example, as 91929744 + 42237001 = 9588^2 + 6499^2 .

It is a cyclic number.

It is not a de Polignac number, because 134166745 - 2²³ = 125778137 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13416670 + ... + 13416679.

It is an arithmetic number, because the mean of its divisors is an integer number (40250025).

Almost surely, 2^134166745 is an apocalyptic number.

It is an amenable number.

134166745 is a deficient number, since it is larger than the sum of its proper divisors (26833355).

134166745 is an equidigital number, since it uses as much as digits as its factorization.

134166745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26833354.

The product of its digits is 60480, while the sum is 37.

The square root of 134166745 is about 11583.0369506447. The cubic root of 134166745 is about 511.9351635530.

It can be divided in two parts, 1341 and 66745, that added together give a palindrome (68086).

The spelling of 134166745 in words is "one hundred thirty-four million, one hundred sixty-six thousand, seven hundred forty-five".