133350555 has 32 divisors (see below), whose sum is σ = 237706560. Its totient is φ = 63383040.

The previous prime is 133350541. The next prime is 133350557. The reversal of 133350555 is 555053331.

It is not a de Polignac number, because 133350555 - 2⁸ = 133350299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133350557) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6136 + ... + 17445.

It is an arithmetic number, because the mean of its divisors is an integer number (7428330).

Almost surely, 2^133350555 is an apocalyptic number.

133350555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133350555 is a deficient number, since it is larger than the sum of its proper divisors (104356005).

133350555 is a wasteful number, since it uses less digits than its factorization.

133350555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23631.

The product of its (nonzero) digits is 16875, while the sum is 30.

The square root of 133350555 is about 11547.7510797557. The cubic root of 133350555 is about 510.8949491915.

The spelling of 133350555 in words is "one hundred thirty-three million, three hundred fifty thousand, five hundred fifty-five".