2011015434 has 16 divisors (see below), whose sum is σ = 4046707872. Its totient is φ = 666225648.

The previous prime is 2011015429. The next prime is 2011015439. The reversal of 2011015434 is 4345101102.

It is an interprime number because it is at equal distance from previous prime (2011015429) and next prime (2011015439).

It is a self number, because there is not a number n which added to its sum of digits gives 2011015434.

It is not an unprimeable number, because it can be changed into a prime (2011015439) 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, 1027149 + ... + 1029104.

It is an arithmetic number, because the mean of its divisors is an integer number (252919242).

Almost surely, 2^2011015434 is an apocalyptic number.

2011015434 is an abundant number, since it is smaller than the sum of its proper divisors (2035692438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2011015434 is a wasteful number, since it uses less digits than its factorization.

2011015434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2056421.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2011015434 is about 44844.3467340087. The cubic root of 2011015434 is about 1262.2299124100.

Adding to 2011015434 its reverse (4345101102), we get a palindrome (6356116536).

The spelling of 2011015434 in words is "two billion, eleven million, fifteen thousand, four hundred thirty-four".