542551337 has 4 divisors (see below), whose sum is σ = 546007236. Its totient is φ = 539095440.

The previous prime is 542551297. The next prime is 542551349. The reversal of 542551337 is 733155245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 153041641 + 389509696 = 12371^2 + 19736^2 .

It is a cyclic number.

It is not a de Polignac number, because 542551337 - 2¹² = 542547241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 542551297 and 542551306.

It is not an unprimeable number, because it can be changed into a prime (542551357) by changing a digit.

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, 1727714 + ... + 1728027.

It is an arithmetic number, because the mean of its divisors is an integer number (136501809).

Almost surely, 2^542551337 is an apocalyptic number.

It is an amenable number.

542551337 is a deficient number, since it is larger than the sum of its proper divisors (3455899).

542551337 is a wasteful number, since it uses less digits than its factorization.

542551337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3455898.

The product of its digits is 63000, while the sum is 35.

The square root of 542551337 is about 23292.7314199087. The cubic root of 542551337 is about 815.6057508745.

The spelling of 542551337 in words is "five hundred forty-two million, five hundred fifty-one thousand, three hundred thirty-seven".