133766763 has 16 divisors (see below), whose sum is σ = 198700320. Its totient is φ = 79478784.

The previous prime is 133766749. The next prime is 133766771. The reversal of 133766763 is 367667331.

It is not a de Polignac number, because 133766763 - 2¹³ = 133758571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133766713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58006 + ... + 60267.

It is an arithmetic number, because the mean of its divisors is an integer number (12418770).

Almost surely, 2^133766763 is an apocalyptic number.

133766763 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

133766763 is a deficient number, since it is larger than the sum of its proper divisors (64933557).

133766763 is a wasteful number, since it uses less digits than its factorization.

133766763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118318.

The product of its digits is 285768, while the sum is 42.

The square root of 133766763 is about 11565.7582112026. The cubic root of 133766763 is about 511.4259249136.

The spelling of 133766763 in words is "one hundred thirty-three million, seven hundred sixty-six thousand, seven hundred sixty-three".