133264141 has 4 divisors (see below), whose sum is σ = 133538272. Its totient is φ = 132990012.

The previous prime is 133264127. The next prime is 133264169. The reversal of 133264141 is 141462331.

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: 141462331 = 31 ⋅4563301.

It is a cyclic number.

It is not a de Polignac number, because 133264141 - 2¹¹ = 133262093 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 (133264111) 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, 136335 + ... + 137308.

It is an arithmetic number, because the mean of its divisors is an integer number (33384568).

Almost surely, 2^133264141 is an apocalyptic number.

It is an amenable number.

133264141 is a deficient number, since it is larger than the sum of its proper divisors (274131).

133264141 is an equidigital number, since it uses as much as digits as its factorization.

133264141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274130.

The product of its digits is 1728, while the sum is 25.

The square root of 133264141 is about 11544.0088790680. The cubic root of 133264141 is about 510.7845684086.

The spelling of 133264141 in words is "one hundred thirty-three million, two hundred sixty-four thousand, one hundred forty-one".