542146311061 has 4 divisors (see below), whose sum is σ = 542148308224. Its totient is φ = 542144313900.

The previous prime is 542146311059. The next prime is 542146311101. The reversal of 542146311061 is 160113641245.

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 a cyclic number.

It is not a de Polignac number, because 542146311061 - 2¹ = 542146311059 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 (542146311461) 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, 512535 + ... + 1160596.

It is an arithmetic number, because the mean of its divisors is an integer number (135537077056).

Almost surely, 2^542146311061 is an apocalyptic number.

It is an amenable number.

542146311061 is a deficient number, since it is larger than the sum of its proper divisors (1997163).

542146311061 is a wasteful number, since it uses less digits than its factorization.

542146311061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997162.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 542146311061 in words is "five hundred forty-two billion, one hundred forty-six million, three hundred eleven thousand, sixty-one".