133422455 has 8 divisors (see below), whose sum is σ = 160479312. Its totient is φ = 106489728.

The previous prime is 133422451. The next prime is 133422463. The reversal of 133422455 is 554224331.

It is a happy number.

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 133422455 - 2² = 133422451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133422451) 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, 28649 + ... + 32978.

It is an arithmetic number, because the mean of its divisors is an integer number (20059914).

Almost surely, 2^133422455 is an apocalyptic number.

133422455 is a deficient number, since it is larger than the sum of its proper divisors (27056857).

133422455 is an equidigital number, since it uses as much as digits as its factorization.

133422455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62065.

The product of its digits is 14400, while the sum is 29.

The square root of 133422455 is about 11550.8638205114. The cubic root of 133422455 is about 510.9867542008.

Adding to 133422455 its reverse (554224331), we get a palindrome (687646786).

The spelling of 133422455 in words is "one hundred thirty-three million, four hundred twenty-two thousand, four hundred fifty-five".