1535104142423 has 4 divisors (see below), whose sum is σ = 1535191337280. Its totient is φ = 1535016947568.

The previous prime is 1535104142389. The next prime is 1535104142471. The reversal of 1535104142423 is 3242414015351.

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 1535104142423 - 2¹⁶ = 1535104076887 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 (1535104142123) 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, 43571015 + ... + 43606232.

It is an arithmetic number, because the mean of its divisors is an integer number (383797834320).

Almost surely, 2^{1535104142423} is an apocalyptic number.

1535104142423 is a deficient number, since it is larger than the sum of its proper divisors (87194857).

1535104142423 is an equidigital number, since it uses as much as digits as its factorization.

1535104142423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87194856.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 1535104142423 its reverse (3242414015351), we get a palindrome (4777518157774).

The spelling of 1535104142423 in words is "one trillion, five hundred thirty-five billion, one hundred four million, one hundred forty-two thousand, four hundred twenty-three".