2146653133 has 4 divisors (see below), whose sum is σ = 2178692800. Its totient is φ = 2114613468.

The previous prime is 2146653127. The next prime is 2146653139. The reversal of 2146653133 is 3313566412.

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.

It is an interprime number because it is at equal distance from previous prime (2146653127) and next prime (2146653139).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2146653133 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 (2146653139) 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, 16019733 + ... + 16019866.

It is an arithmetic number, because the mean of its divisors is an integer number (544673200).

Almost surely, 2^2146653133 is an apocalyptic number.

It is an amenable number.

2146653133 is a deficient number, since it is larger than the sum of its proper divisors (32039667).

2146653133 is an equidigital number, since it uses as much as digits as its factorization.

2146653133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32039666.

The product of its digits is 38880, while the sum is 34.

The square root of 2146653133 is about 46331.9882262784. The cubic root of 2146653133 is about 1289.9928154959.

The spelling of 2146653133 in words is "two billion, one hundred forty-six million, six hundred fifty-three thousand, one hundred thirty-three".