133154103 has 4 divisors (see below), whose sum is σ = 177538808. Its totient is φ = 88769400.

The previous prime is 133154089. The next prime is 133154123. The reversal of 133154103 is 301451331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301451331 = 3 ⋅100483777.

It is not a de Polignac number, because 133154103 - 2⁸ = 133153847 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133154103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133154123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22192348 + ... + 22192353.

It is an arithmetic number, because the mean of its divisors is an integer number (44384702).

Almost surely, 2^133154103 is an apocalyptic number.

133154103 is a deficient number, since it is larger than the sum of its proper divisors (44384705).

133154103 is an equidigital number, since it uses as much as digits as its factorization.

133154103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44384704.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 133154103 is about 11539.2418728442. The cubic root of 133154103 is about 510.6439424584.

The spelling of 133154103 in words is "one hundred thirty-three million, one hundred fifty-four thousand, one hundred three".