1142113011 has 8 divisors (see below), whose sum is σ = 1639957200. Its totient is φ = 702838752.

The previous prime is 1142112991. The next prime is 1142113013. The reversal of 1142113011 is 1103112411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1142113011 - 2¹³ = 1142104819 is a prime.

It is a super-2 number, since 2×1142113011² = 2608844259790972242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1142113013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14642436 + ... + 14642513.

It is an arithmetic number, because the mean of its divisors is an integer number (204994650).

Almost surely, 2^1142113011 is an apocalyptic number.

1142113011 is a deficient number, since it is larger than the sum of its proper divisors (497844189).

1142113011 is a wasteful number, since it uses less digits than its factorization.

1142113011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29284965.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 1142113011 is about 33795.1625384462. The cubic root of 1142113011 is about 1045.2889507190.

Adding to 1142113011 its reverse (1103112411), we get a palindrome (2245225422).

The spelling of 1142113011 in words is "one billion, one hundred forty-two million, one hundred thirteen thousand, eleven".