1115002424542 has 4 divisors (see below), whose sum is σ = 1672503636816. Its totient is φ = 557501212270.

The previous prime is 1115002424537. The next prime is 1115002424579. The reversal of 1115002424542 is 2454242005111.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278750606134 + ... + 278750606137.

It is an arithmetic number, because the mean of its divisors is an integer number (418125909204).

Almost surely, 2^{1115002424542} is an apocalyptic number.

1115002424542 is a deficient number, since it is larger than the sum of its proper divisors (557501212274).

1115002424542 is an equidigital number, since it uses as much as digits as its factorization.

1115002424542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557501212273.

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 1115002424542 its reverse (2454242005111), we get a palindrome (3569244429653).

The spelling of 1115002424542 in words is "one trillion, one hundred fifteen billion, two million, four hundred twenty-four thousand, five hundred forty-two".