1542541350023 has 4 divisors (see below), whose sum is σ = 1544940326328. Its totient is φ = 1540142373720.

The previous prime is 1542541350013. The next prime is 1542541350061. The reversal of 1542541350023 is 3200531452451.

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

It is a cyclic number.

It is not a de Polignac number, because 1542541350023 - 2⁶ = 1542541349959 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 (1542541350013) 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, 1199487188 + ... + 1199488473.

It is an arithmetic number, because the mean of its divisors is an integer number (386235081582).

Almost surely, 2^{1542541350023} is an apocalyptic number.

1542541350023 is a deficient number, since it is larger than the sum of its proper divisors (2398976305).

1542541350023 is an equidigital number, since it uses as much as digits as its factorization.

1542541350023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2398976304.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 1542541350023 in words is "one trillion, five hundred forty-two billion, five hundred forty-one million, three hundred fifty thousand, twenty-three".