133542316 has 24 divisors (see below), whose sum is σ = 236259296. Its totient is φ = 66044160.

The previous prime is 133542307. The next prime is 133542329. The reversal of 133542316 is 613245331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211321 + ... + 211951.

Almost surely, 2^133542316 is an apocalyptic number.

It is an amenable number.

133542316 is a deficient number, since it is larger than the sum of its proper divisors (102716980).

133542316 is a wasteful number, since it uses less digits than its factorization.

133542316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129 (or 1127 counting only the distinct ones).

The product of its digits is 6480, while the sum is 28.

The square root of 133542316 is about 11556.0510556158. The cubic root of 133542316 is about 511.1397245831.

Adding to 133542316 its reverse (613245331), we get a palindrome (746787647).

The spelling of 133542316 in words is "one hundred thirty-three million, five hundred forty-two thousand, three hundred sixteen".