142110036 has 18 divisors (see below), whose sum is σ = 359222682. Its totient is φ = 47370000.

The previous prime is 142109959. The next prime is 142110041. The reversal of 142110036 is 630011241.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 103917636 + 38192400 = 10194^2 + 6180^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1973715 + ... + 1973786.

Almost surely, 2^142110036 is an apocalyptic number.

It is an amenable number.

142110036 is an abundant number, since it is smaller than the sum of its proper divisors (217112646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142110036 is a wasteful number, since it uses less digits than its factorization.

142110036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3947511 (or 3947506 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 142110036 is about 11920.9914017249. The cubic root of 142110036 is about 521.8450678615.

Adding to 142110036 its reverse (630011241), we get a palindrome (772121277).

The spelling of 142110036 in words is "one hundred forty-two million, one hundred ten thousand, thirty-six".