133444104 has 16 divisors (see below), whose sum is σ = 333610320. Its totient is φ = 44481360.

The previous prime is 133444099. The next prime is 133444111. The reversal of 133444104 is 401444331.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 5560171 = 133444104 / (1 + 3 + 3 + 4 + 4 + 4 + 1 + 0 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2780062 + ... + 2780109.

It is an arithmetic number, because the mean of its divisors is an integer number (20850645).

Almost surely, 2^133444104 is an apocalyptic number.

It is an amenable number.

133444104 is an abundant number, since it is smaller than the sum of its proper divisors (200166216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133444104 is a wasteful number, since it uses less digits than its factorization.

133444104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5560180 (or 5560176 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 133444104 is about 11551.8008985612. The cubic root of 133444104 is about 511.0143901136.

Adding to 133444104 its reverse (401444331), we get a palindrome (534888435).

The spelling of 133444104 in words is "one hundred thirty-three million, four hundred forty-four thousand, one hundred four".