133544734 has 4 divisors (see below), whose sum is σ = 200317104. Its totient is φ = 66772366.

The previous prime is 133544731. The next prime is 133544737. The reversal of 133544734 is 437445331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 437445331 = 12157 ⋅35983.

It is an interprime number because it is at equal distance from previous prime (133544731) and next prime (133544737).

It is a self number, because there is not a number n which added to its sum of digits gives 133544734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133544731) by changing a digit.

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 as a sum of consecutive naturals, namely, 33386182 + ... + 33386185.

It is an arithmetic number, because the mean of its divisors is an integer number (50079276).

Almost surely, 2^133544734 is an apocalyptic number.

133544734 is a deficient number, since it is larger than the sum of its proper divisors (66772370).

133544734 is an equidigital number, since it uses as much as digits as its factorization.

133544734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66772369.

The product of its digits is 60480, while the sum is 34.

The square root of 133544734 is about 11556.1556756562. The cubic root of 133544734 is about 511.1428095688.

The spelling of 133544734 in words is "one hundred thirty-three million, five hundred forty-four thousand, seven hundred thirty-four".