142043011 has 8 divisors (see below), whose sum is σ = 155069424. Its totient is φ = 129035520.

The previous prime is 142042997. The next prime is 142043047. The reversal of 142043011 is 110340241.

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

It is a cyclic number.

It is not a de Polignac number, because 142043011 - 2¹¹ = 142040963 is a prime.

It is a super-2 number, since 2×142043011² = 40352433947892242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142043051) 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, 14331 + ... + 22123.

It is an arithmetic number, because the mean of its divisors is an integer number (19383678).

Almost surely, 2^142043011 is an apocalyptic number.

142043011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

142043011 is a deficient number, since it is larger than the sum of its proper divisors (13026413).

142043011 is a wasteful number, since it uses less digits than its factorization.

142043011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9461.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 142043011 is about 11918.1798526453. The cubic root of 142043011 is about 521.7630136850.

Adding to 142043011 its reverse (110340241), we get a palindrome (252383252).

The spelling of 142043011 in words is "one hundred forty-two million, forty-three thousand, eleven".