133154003 has 4 divisors (see below), whose sum is σ = 133177440. Its totient is φ = 133130568.

The previous prime is 133153987. The next prime is 133154011. The reversal of 133154003 is 300451331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300451331 = 5669 ⋅52999.

It is a cyclic number.

It is not a de Polignac number, because 133154003 - 2⁴ = 133153987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133154053) 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, 2801 + ... + 16557.

It is an arithmetic number, because the mean of its divisors is an integer number (33294360).

Almost surely, 2^133154003 is an apocalyptic number.

133154003 is a deficient number, since it is larger than the sum of its proper divisors (23437).

133154003 is an equidigital number, since it uses as much as digits as its factorization.

133154003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23436.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 133154003 is about 11539.2375398031. The cubic root of 133154003 is about 510.6438146255.

The spelling of 133154003 in words is "one hundred thirty-three million, one hundred fifty-four thousand, three".