133755770 has 16 divisors (see below), whose sum is σ = 240948000. Its totient is φ = 53460624.

The previous prime is 133755761. The next prime is 133755799. The reversal of 133755770 is 77557331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10529 + ... + 19451.

It is an arithmetic number, because the mean of its divisors is an integer number (15059250).

Almost surely, 2^133755770 is an apocalyptic number.

133755770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133755770 is a deficient number, since it is larger than the sum of its proper divisors (107192230).

133755770 is a wasteful number, since it uses less digits than its factorization.

133755770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10429.

The product of its (nonzero) digits is 77175, while the sum is 38.

The square root of 133755770 is about 11565.2829623836. The cubic root of 133755770 is about 511.4119148085.

The spelling of 133755770 in words is "one hundred thirty-three million, seven hundred fifty-five thousand, seven hundred seventy".