142051452 has 24 divisors (see below), whose sum is σ = 332081232. Its totient is φ = 47260800.

The previous prime is 142051451. The next prime is 142051463. The reversal of 142051452 is 254150241.

142051452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142051451) 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, 4449 + ... + 17432.

It is an arithmetic number, because the mean of its divisors is an integer number (13836718).

Almost surely, 2^142051452 is an apocalyptic number.

142051452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142051452 is an abundant number, since it is smaller than the sum of its proper divisors (190029780).

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

142051452 is a wasteful number, since it uses less digits than its factorization.

142051452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22429 (or 22427 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 142051452 is about 11918.5339702499. The cubic root of 142051452 is about 521.7733488511.

The spelling of 142051452 in words is "one hundred forty-two million, fifty-one thousand, four hundred fifty-two".