542250129 has 8 divisors (see below), whose sum is σ = 723693600. Its totient is φ = 361153376.

The previous prime is 542250127. The next prime is 542250161. The reversal of 542250129 is 921052245.

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

It is a cyclic number.

It is not a de Polignac number, because 542250129 - 2¹ = 542250127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542250096 and 542250105.

It is not an unprimeable number, because it can be changed into a prime (542250127) 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, 83007 + ... + 89300.

It is an arithmetic number, because the mean of its divisors is an integer number (90461700).

Almost surely, 2^542250129 is an apocalyptic number.

It is an amenable number.

542250129 is a deficient number, since it is larger than the sum of its proper divisors (181443471).

542250129 is a wasteful number, since it uses less digits than its factorization.

542250129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173359.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 542250129 is about 23286.2648142634. The cubic root of 542250129 is about 815.4547897662.

The spelling of 542250129 in words is "five hundred forty-two million, two hundred fifty thousand, one hundred twenty-nine".