133261741 has 8 divisors (see below), whose sum is σ = 134632800. Its totient is φ = 131898000.

The previous prime is 133261717. The next prime is 133261771. The reversal of 133261741 is 147162331.

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 133261741 - 2⁷ = 133261613 is a prime.

It is a super-2 number, since 2×133261741² = 35517383228702162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133261771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39366 + ... + 42616.

It is an arithmetic number, because the mean of its divisors is an integer number (16829100).

Almost surely, 2^133261741 is an apocalyptic number.

It is an amenable number.

133261741 is a deficient number, since it is larger than the sum of its proper divisors (1371059).

133261741 is a wasteful number, since it uses less digits than its factorization.

133261741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3659.

The product of its digits is 3024, while the sum is 28.

The square root of 133261741 is about 11543.9049285759. The cubic root of 133261741 is about 510.7815020916.

The spelling of 133261741 in words is "one hundred thirty-three million, two hundred sixty-one thousand, seven hundred forty-one".