133410553 has 4 divisors (see below), whose sum is σ = 136513168. Its totient is φ = 130307940.

The previous prime is 133410551. The next prime is 133410559. The reversal of 133410553 is 355014331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 355014331 = 7 ⋅50716333.

It is a cyclic number.

It is not a de Polignac number, because 133410553 - 2¹ = 133410551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133410551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1551243 + ... + 1551328.

It is an arithmetic number, because the mean of its divisors is an integer number (34128292).

Almost surely, 2^133410553 is an apocalyptic number.

It is an amenable number.

133410553 is a deficient number, since it is larger than the sum of its proper divisors (3102615).

133410553 is an equidigital number, since it uses as much as digits as its factorization.

133410553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3102614.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 133410553 is about 11550.3486094576. The cubic root of 133410553 is about 510.9715594942.

Adding to 133410553 its reverse (355014331), we get a palindrome (488424884).

The spelling of 133410553 in words is "one hundred thirty-three million, four hundred ten thousand, five hundred fifty-three".