542555373 has 4 divisors (see below), whose sum is σ = 723407168. Its totient is φ = 361703580.

The previous prime is 542555369. The next prime is 542555399. The reversal of 542555373 is 373555245.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 542555373 - 2² = 542555369 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542555873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90425893 + ... + 90425898.

It is an arithmetic number, because the mean of its divisors is an integer number (180851792).

Almost surely, 2^542555373 is an apocalyptic number.

It is an amenable number.

542555373 is a deficient number, since it is larger than the sum of its proper divisors (180851795).

542555373 is a wasteful number, since it uses less digits than its factorization.

542555373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180851794.

The product of its digits is 315000, while the sum is 39.

The square root of 542555373 is about 23292.8180562164. The cubic root of 542555373 is about 815.6077732801.

The spelling of 542555373 in words is "five hundred forty-two million, five hundred fifty-five thousand, three hundred seventy-three".