2146660133 has 8 divisors (see below), whose sum is σ = 2154240000. Its totient is φ = 2139090768.

The previous prime is 2146660129. The next prime is 2146660141. The reversal of 2146660133 is 3310666412.

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 2146660133 - 2² = 2146660129 is a prime.

It is a super-2 number, since 2×2146660133² = 9216299453223155378, which contains 22 as substring.

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 2146660133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2146663133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 744188 + ... + 747066.

It is an arithmetic number, because the mean of its divisors is an integer number (269280000).

Almost surely, 2^2146660133 is an apocalyptic number.

It is an amenable number.

2146660133 is a deficient number, since it is larger than the sum of its proper divisors (7579867).

2146660133 is a wasteful number, since it uses less digits than its factorization.

2146660133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5251.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 2146660133 is about 46332.0637679782. The cubic root of 2146660133 is about 1289.9942176693.

The spelling of 2146660133 in words is "two billion, one hundred forty-six million, six hundred sixty thousand, one hundred thirty-three".