133120443 has 8 divisors (see below), whose sum is σ = 177559056. Its totient is φ = 88714400.

The previous prime is 133120433. The next prime is 133120499. The reversal of 133120443 is 344021331.

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

It is a cyclic number.

It is not a de Polignac number, because 133120443 - 2¹³ = 133112251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133120423) 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, 3973 + ... + 16793.

It is an arithmetic number, because the mean of its divisors is an integer number (22194882).

Almost surely, 2^133120443 is an apocalyptic number.

133120443 is a deficient number, since it is larger than the sum of its proper divisors (44438613).

133120443 is a wasteful number, since it uses less digits than its factorization.

133120443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16285.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 133120443 is about 11537.7832792959. The cubic root of 133120443 is about 510.6009103043.

Adding to 133120443 its reverse (344021331), we get a palindrome (477141774).

The spelling of 133120443 in words is "one hundred thirty-three million, one hundred twenty thousand, four hundred forty-three".