133537955 has 16 divisors (see below), whose sum is σ = 162739200. Its totient is φ = 105180768.

The previous prime is 133537883. The next prime is 133537961. The reversal of 133537955 is 559735331.

It is a cyclic number.

It is not a de Polignac number, because 133537955 - 2¹⁴ = 133521571 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101834 + ... + 103136.

It is an arithmetic number, because the mean of its divisors is an integer number (10171200).

Almost surely, 2^133537955 is an apocalyptic number.

133537955 is a deficient number, since it is larger than the sum of its proper divisors (29201245).

133537955 is a wasteful number, since it uses less digits than its factorization.

133537955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610.

The product of its digits is 212625, while the sum is 41.

The square root of 133537955 is about 11555.8623650509. The cubic root of 133537955 is about 511.1341605425.

The spelling of 133537955 in words is "one hundred thirty-three million, five hundred thirty-seven thousand, nine hundred fifty-five".