2011945034 has 16 divisors (see below), whose sum is σ = 3338646336. Its totient is φ = 901639200.

The previous prime is 2011945021. The next prime is 2011945037. The reversal of 2011945034 is 4305491102.

It is a super-2 number, since 2×2011945034² = 8095845639674522312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2011944988 and 2011945006.

It is not an unprimeable number, because it can be changed into a prime (2011945037) 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 7 ways as a sum of consecutive naturals, for example, 642467 + ... + 645590.

It is an arithmetic number, because the mean of its divisors is an integer number (208665396).

Almost surely, 2^2011945034 is an apocalyptic number.

2011945034 is a deficient number, since it is larger than the sum of its proper divisors (1326701302).

2011945034 is a wasteful number, since it uses less digits than its factorization.

2011945034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288141.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 2011945034 is about 44854.7102766254. The cubic root of 2011945034 is about 1262.4243727400.

The spelling of 2011945034 in words is "two billion, eleven million, nine hundred forty-five thousand, thirty-four".