142323511115 has 8 divisors (see below), whose sum is σ = 171775429488. Its totient is φ = 113200664800.

The previous prime is 142323511111. The next prime is 142323511189. The reversal of 142323511115 is 511115323241.

It is a happy number.

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

It is not a de Polignac number, because 142323511115 - 2² = 142323511111 is a prime.

It is a super-2 number, since 2×142323511115² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142323511111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82267061 + ... + 82268790.

It is an arithmetic number, because the mean of its divisors is an integer number (21471928686).

Almost surely, 2^142323511115 is an apocalyptic number.

142323511115 is a deficient number, since it is larger than the sum of its proper divisors (29451918373).

142323511115 is a wasteful number, since it uses less digits than its factorization.

142323511115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164536029.

The product of its digits is 3600, while the sum is 29.

Adding to 142323511115 its reverse (511115323241), we get a palindrome (653438834356).

The spelling of 142323511115 in words is "one hundred forty-two billion, three hundred twenty-three million, five hundred eleven thousand, one hundred fifteen".