133120072 has 16 divisors (see below), whose sum is σ = 250300800. Its totient is φ = 66373200.

The previous prime is 133120051. The next prime is 133120103. The reversal of 133120072 is 270021331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20304 + ... + 26047.

It is an arithmetic number, because the mean of its divisors is an integer number (15643800).

Almost surely, 2^133120072 is an apocalyptic number.

It is an amenable number.

133120072 is a deficient number, since it is larger than the sum of its proper divisors (117180728).

133120072 is a wasteful number, since it uses less digits than its factorization.

133120072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46716 (or 46712 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 133120072 is about 11537.7672016729. The cubic root of 133120072 is about 510.6004359641.

The spelling of 133120072 in words is "one hundred thirty-three million, one hundred twenty thousand, seventy-two".