142029452 has 12 divisors (see below), whose sum is σ = 249304776. Its totient is φ = 70799520.

The previous prime is 142029449. The next prime is 142029469. The reversal of 142029452 is 254920241.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 52313 + ... + 54960.

It is an arithmetic number, because the mean of its divisors is an integer number (20775398).

Almost surely, 2^142029452 is an apocalyptic number.

It is an amenable number.

142029452 is a deficient number, since it is larger than the sum of its proper divisors (107275324).

142029452 is a wasteful number, since it uses less digits than its factorization.

142029452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107608 (or 107606 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 142029452 is about 11917.6110022101. The cubic root of 142029452 is about 521.7464111790.

Adding to 142029452 its reverse (254920241), we get a palindrome (396949693).

The spelling of 142029452 in words is "one hundred forty-two million, twenty-nine thousand, four hundred fifty-two".