2133454061 has 8 divisors (see below), whose sum is σ = 2155343904. Its totient is φ = 2111600560.

The previous prime is 2133454051. The next prime is 2133454087. The reversal of 2133454061 is 1604543312.

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 2133454061 - 2¹⁸ = 2133191917 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 (2133454031) 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, 117926 + ... + 134808.

It is an arithmetic number, because the mean of its divisors is an integer number (269417988).

Almost surely, 2^2133454061 is an apocalyptic number.

It is an amenable number.

2133454061 is a deficient number, since it is larger than the sum of its proper divisors (21889843).

2133454061 is a wasteful number, since it uses less digits than its factorization.

2133454061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18171.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 2133454061 is about 46189.3284320091. The cubic root of 2133454061 is about 1287.3434626162.

Adding to 2133454061 its reverse (1604543312), we get a palindrome (3737997373).

The spelling of 2133454061 in words is "two billion, one hundred thirty-three million, four hundred fifty-four thousand, sixty-one".