2051113452 has 12 divisors (see below), whose sum is σ = 4785931416. Its totient is φ = 683704480.

The previous prime is 2051113439. The next prime is 2051113499. The reversal of 2051113452 is 2543111502.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85463049 + ... + 85463072.

It is an arithmetic number, because the mean of its divisors is an integer number (398827618).

Almost surely, 2^2051113452 is an apocalyptic number.

It is an amenable number.

2051113452 is an abundant number, since it is smaller than the sum of its proper divisors (2734817964).

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

2051113452 is a wasteful number, since it uses less digits than its factorization.

2051113452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170926128 (or 170926126 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 2051113452 is about 45289.2200418599. The cubic root of 2051113452 is about 1270.5640439965.

Adding to 2051113452 its reverse (2543111502), we get a palindrome (4594224954).

The spelling of 2051113452 in words is "two billion, fifty-one million, one hundred thirteen thousand, four hundred fifty-two".