2011453742 has 16 divisors (see below), whose sum is σ = 3093552000. Its totient is φ = 980363832.

The previous prime is 2011453739. The next prime is 2011453751. The reversal of 2011453742 is 2473541102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20009 + ... + 66507.

It is an arithmetic number, because the mean of its divisors is an integer number (193347000).

Almost surely, 2^2011453742 is an apocalyptic number.

2011453742 is a deficient number, since it is larger than the sum of its proper divisors (1082098258).

2011453742 is a wasteful number, since it uses less digits than its factorization.

2011453742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47047.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 2011453742 is about 44849.2334605621. The cubic root of 2011453742 is about 1262.3216082551.

Adding to 2011453742 its reverse (2473541102), we get a palindrome (4484994844).

The spelling of 2011453742 in words is "two billion, eleven million, four hundred fifty-three thousand, seven hundred forty-two".