133542514 has 16 divisors (see below), whose sum is σ = 242396928. Its totient is φ = 53865792.

The previous prime is 133542499. The next prime is 133542517. The reversal of 133542514 is 415245331.

It is not an unprimeable number, because it can be changed into a prime (133542517) by changing a digit.

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, 280314 + ... + 280789.

It is an arithmetic number, because the mean of its divisors is an integer number (15149808).

Almost surely, 2^133542514 is an apocalyptic number.

133542514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

133542514 is a deficient number, since it is larger than the sum of its proper divisors (108854414).

133542514 is a wasteful number, since it uses less digits than its factorization.

133542514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561129.

The product of its digits is 7200, while the sum is 28.

The square root of 133542514 is about 11556.0596225530. The cubic root of 133542514 is about 511.1399772012.

Adding to 133542514 its reverse (415245331), we get a palindrome (548787845).

The spelling of 133542514 in words is "one hundred thirty-three million, five hundred forty-two thousand, five hundred fourteen".