2133978034 has 24 divisors (see below), whose sum is σ = 3314413620. Its totient is φ = 1030392576.

The previous prime is 2133978017. The next prime is 2133978037. The reversal of 2133978034 is 4308793312.

It can be written as a sum of positive squares in 6 ways, for example, as 2133978025 + 9 = 46195^2 + 3^2 .

It is not an unprimeable number, because it can be changed into a prime (2133978037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 372262 + ... + 377950.

Almost surely, 2^2133978034 is an apocalyptic number.

2133978034 is a deficient number, since it is larger than the sum of its proper divisors (1180435586).

2133978034 is a wasteful number, since it uses less digits than its factorization.

2133978034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5902 (or 5865 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 2133978034 is about 46195.0000974131. Note that the first 4 decimals coincide. The cubic root of 2133978034 is about 1287.4488438404.

The spelling of 2133978034 in words is "two billion, one hundred thirty-three million, nine hundred seventy-eight thousand, thirty-four".