133476747 has 8 divisors (see below), whose sum is σ = 178246656. Its totient is φ = 88845672.

The previous prime is 133476727. The next prime is 133476779. The reversal of 133476747 is 747674331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133476747 - 2¹⁵ = 133443979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133476699 and 133476708.

It is not an unprimeable number, because it can be changed into a prime (133476727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32443 + ... + 36324.

It is an arithmetic number, because the mean of its divisors is an integer number (22280832).

Almost surely, 2^133476747 is an apocalyptic number.

133476747 is a deficient number, since it is larger than the sum of its proper divisors (44769909).

133476747 is an equidigital number, since it uses as much as digits as its factorization.

133476747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69417.

The product of its digits is 296352, while the sum is 42.

The square root of 133476747 is about 11553.2137087479. The cubic root of 133476747 is about 511.0560547064.

The spelling of 133476747 in words is "one hundred thirty-three million, four hundred seventy-six thousand, seven hundred forty-seven".