1542342063 has 4 divisors (see below), whose sum is σ = 2056456088. Its totient is φ = 1028228040.

The previous prime is 1542342049. The next prime is 1542342091. The reversal of 1542342063 is 3602432451.

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

It is not a de Polignac number, because 1542342063 - 2⁴ = 1542342047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1542342063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542342563) 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, 257057008 + ... + 257057013.

It is an arithmetic number, because the mean of its divisors is an integer number (514114022).

Almost surely, 2^1542342063 is an apocalyptic number.

1542342063 is a deficient number, since it is larger than the sum of its proper divisors (514114025).

1542342063 is an equidigital number, since it uses as much as digits as its factorization.

1542342063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514114024.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 1542342063 is about 39272.6630495056. The cubic root of 1542342063 is about 1155.3854683115.

The spelling of 1542342063 in words is "one billion, five hundred forty-two million, three hundred forty-two thousand, sixty-three".