133810803 has 24 divisors (see below), whose sum is σ = 230500608. Its totient is φ = 73138032.

The previous prime is 133810799. The next prime is 133810811. The reversal of 133810803 is 308018331.

It is not a de Polignac number, because 133810803 - 2² = 133810799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133810823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44725 + ... + 47622.

It is an arithmetic number, because the mean of its divisors is an integer number (9604192).

Almost surely, 2^133810803 is an apocalyptic number.

133810803 is a deficient number, since it is larger than the sum of its proper divisors (96689805).

133810803 is a wasteful number, since it uses less digits than its factorization.

133810803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92383 (or 92380 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 133810803 is about 11567.6619504548. The cubic root of 133810803 is about 511.4820443011.

The spelling of 133810803 in words is "one hundred thirty-three million, eight hundred ten thousand, eight hundred three".