2133740905 has 16 divisors (see below), whose sum is σ = 2583472320. Its totient is φ = 1691731008.

The previous prime is 2133740879. The next prime is 2133740909. The reversal of 2133740905 is 5090473312.

It is a cyclic number.

It is not a de Polignac number, because 2133740905 - 2¹¹ = 2133738857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2133740909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300486 + ... + 307504.

It is an arithmetic number, because the mean of its divisors is an integer number (161467020).

Almost surely, 2^2133740905 is an apocalyptic number.

It is an amenable number.

2133740905 is a deficient number, since it is larger than the sum of its proper divisors (449731415).

2133740905 is a wasteful number, since it uses less digits than its factorization.

2133740905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7560.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 2133740905 is about 46192.4334171734. The cubic root of 2133740905 is about 1287.4011546951.

The spelling of 2133740905 in words is "two billion, one hundred thirty-three million, seven hundred forty thousand, nine hundred five".