1115511552041 has 4 divisors (see below), whose sum is σ = 1115515562832. Its totient is φ = 1115507541252.

The previous prime is 1115511552019. The next prime is 1115511552119. The reversal of 1115511552041 is 1402551155111.

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 1115511552041 - 2²⁶ = 1115444443177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1115511551989 and 1115511552007.

It is not an unprimeable number, because it can be changed into a prime (1115511552241) 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, 1554395 + ... + 2155728.

It is an arithmetic number, because the mean of its divisors is an integer number (278878890708).

Almost surely, 2^{1115511552041} is an apocalyptic number.

It is an amenable number.

1115511552041 is a deficient number, since it is larger than the sum of its proper divisors (4010791).

1115511552041 is an equidigital number, since it uses as much as digits as its factorization.

1115511552041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4010790.

The product of its (nonzero) digits is 5000, while the sum is 32.

The spelling of 1115511552041 in words is "one trillion, one hundred fifteen billion, five hundred eleven million, five hundred fifty-two thousand, forty-one".