133401334 has 32 divisors (see below), whose sum is σ = 235664640. Its totient is φ = 55994400.

The previous prime is 133401313. The next prime is 133401341. The reversal of 133401334 is 433104331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10129 + ... + 19219.

It is an arithmetic number, because the mean of its divisors is an integer number (7364520).

Almost surely, 2^133401334 is an apocalyptic number.

133401334 is a deficient number, since it is larger than the sum of its proper divisors (102263306).

133401334 is a wasteful number, since it uses less digits than its factorization.

133401334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9156.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 133401334 is about 11549.9495236992. The cubic root of 133401334 is about 510.9597894225.

Adding to 133401334 its reverse (433104331), we get a palindrome (566505665).

The spelling of 133401334 in words is "one hundred thirty-three million, four hundred one thousand, three hundred thirty-four".