142042011 has 8 divisors (see below), whose sum is σ = 190772304. Its totient is φ = 94003200.

The previous prime is 142042009. The next prime is 142042027. The reversal of 142042011 is 110240241.

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

It is not a de Polignac number, because 142042011 - 2¹ = 142042009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142042091) 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, 172390 + ... + 173211.

It is an arithmetic number, because the mean of its divisors is an integer number (23846538).

Almost surely, 2^142042011 is an apocalyptic number.

142042011 is a deficient number, since it is larger than the sum of its proper divisors (48730293).

142042011 is a wasteful number, since it uses less digits than its factorization.

142042011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345741.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 142042011 is about 11918.1378998567. The cubic root of 142042011 is about 521.7617892572.

Adding to 142042011 its reverse (110240241), we get a palindrome (252282252).

The spelling of 142042011 in words is "one hundred forty-two million, forty-two thousand, eleven".