542303121 has 8 divisors (see below), whose sum is σ = 725682304. Its totient is φ = 360229680.

The previous prime is 542303101. The next prime is 542303123. The reversal of 542303121 is 121303245.

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

It is not a de Polignac number, because 542303121 - 2¹⁴ = 542286737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542303123) 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, 325465 + ... + 327126.

It is an arithmetic number, because the mean of its divisors is an integer number (90710288).

Almost surely, 2^542303121 is an apocalyptic number.

It is an amenable number.

542303121 is a deficient number, since it is larger than the sum of its proper divisors (183379183).

542303121 is a wasteful number, since it uses less digits than its factorization.

542303121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652871.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 542303121 is about 23287.4026245951. The cubic root of 542303121 is about 815.4813526446.

Adding to 542303121 its reverse (121303245), we get a palindrome (663606366).

The spelling of 542303121 in words is "five hundred forty-two million, three hundred three thousand, one hundred twenty-one".