133941855 has 32 divisors (see below), whose sum is σ = 224391168. Its totient is φ = 68140800.

The previous prime is 133941817. The next prime is 133941877. The reversal of 133941855 is 558149331.

It is not a de Polignac number, because 133941855 - 2¹¹ = 133939807 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30987 + ... + 35043.

It is an arithmetic number, because the mean of its divisors is an integer number (7012224).

Almost surely, 2^133941855 is an apocalyptic number.

133941855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133941855 is a deficient number, since it is larger than the sum of its proper divisors (90449313).

133941855 is a wasteful number, since it uses less digits than its factorization.

133941855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4167.

The product of its digits is 64800, while the sum is 39.

The square root of 133941855 is about 11573.3251488066. The cubic root of 133941855 is about 511.6489687256.

The spelling of 133941855 in words is "one hundred thirty-three million, nine hundred forty-one thousand, eight hundred fifty-five".