1121161615059 has 4 divisors (see below), whose sum is σ = 1494882153416. Its totient is φ = 747441076704.

The previous prime is 1121161615043. The next prime is 1121161615081. The reversal of 1121161615059 is 9505161611211.

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

It is not a de Polignac number, because 1121161615059 - 2⁴ = 1121161615043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121161615459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186860269174 + ... + 186860269179.

It is an arithmetic number, because the mean of its divisors is an integer number (373720538354).

Almost surely, 2^{1121161615059} is an apocalyptic number.

1121161615059 is a deficient number, since it is larger than the sum of its proper divisors (373720538357).

1121161615059 is an equidigital number, since it uses as much as digits as its factorization.

1121161615059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373720538356.

The product of its (nonzero) digits is 16200, while the sum is 39.

The spelling of 1121161615059 in words is "one trillion, one hundred twenty-one billion, one hundred sixty-one million, six hundred fifteen thousand, fifty-nine".