542452041 has 6 divisors (see below), whose sum is σ = 783541850. Its totient is φ = 361634688.

The previous prime is 542452021. The next prime is 542452049. The reversal of 542452041 is 140254245.

It can be written as a sum of positive squares in only one way, i.e., 500461641 + 41990400 = 22371^2 + 6480^2 .

It is not a de Polignac number, because 542452041 - 2²² = 538257737 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 542451996 and 542452014.

It is not an unprimeable number, because it can be changed into a prime (542452049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30136216 + ... + 30136233.

Almost surely, 2^542452041 is an apocalyptic number.

It is an amenable number.

542452041 is a deficient number, since it is larger than the sum of its proper divisors (241089809).

542452041 is a wasteful number, since it uses less digits than its factorization.

542452041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60272455 (or 60272452 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 542452041 is about 23290.5998419963. The cubic root of 542452041 is about 815.5559913253. Note that the first 3 decimals are identical.

The spelling of 542452041 in words is "five hundred forty-two million, four hundred fifty-two thousand, forty-one".