133045316 has 12 divisors (see below), whose sum is σ = 233671788. Its totient is φ = 66281952.

The previous prime is 133045313. The next prime is 133045321. The reversal of 133045316 is 613540331.

It can be written as a sum of positive squares in 2 ways, for example, as 87347716 + 45697600 = 9346^2 + 6760^2 .

It is a super-2 number, since 2×133045316² = 35402112219079712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133045313) 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, 58931 + ... + 61146.

It is an arithmetic number, because the mean of its divisors is an integer number (19472649).

Almost surely, 2^133045316 is an apocalyptic number.

It is an amenable number.

133045316 is a deficient number, since it is larger than the sum of its proper divisors (100626472).

133045316 is a wasteful number, since it uses less digits than its factorization.

133045316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120358 (or 120356 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 133045316 is about 11534.5271251144. The cubic root of 133045316 is about 510.5048390769.

Adding to 133045316 its reverse (613540331), we get a palindrome (746585647).

The spelling of 133045316 in words is "one hundred thirty-three million, forty-five thousand, three hundred sixteen".