133375748 has 12 divisors (see below), whose sum is σ = 254626512. Its totient is φ = 60625320.

The previous prime is 133375741. The next prime is 133375751. The reversal of 133375748 is 847573331.

133375748 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (133375741) 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, 1515590 + ... + 1515677.

It is an arithmetic number, because the mean of its divisors is an integer number (21218876).

Almost surely, 2^133375748 is an apocalyptic number.

It is an amenable number.

133375748 is a deficient number, since it is larger than the sum of its proper divisors (121250764).

133375748 is a wasteful number, since it uses less digits than its factorization.

133375748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031282 (or 3031280 counting only the distinct ones).

The product of its digits is 211680, while the sum is 41.

The square root of 133375748 is about 11548.8418466961. The cubic root of 133375748 is about 510.9271204511.

The spelling of 133375748 in words is "one hundred thirty-three million, three hundred seventy-five thousand, seven hundred forty-eight".