1046218637111 has 4 divisors (see below), whose sum is σ = 1049379418824. Its totient is φ = 1043057855400.

The previous prime is 1046218637071. The next prime is 1046218637117. The reversal of 1046218637111 is 1117368126401.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1046218637111 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 (1046218637117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1580390360 + ... + 1580391021.

It is an arithmetic number, because the mean of its divisors is an integer number (262344854706).

Almost surely, 2^{1046218637111} is an apocalyptic number.

1046218637111 is a deficient number, since it is larger than the sum of its proper divisors (3160781713).

1046218637111 is an equidigital number, since it uses as much as digits as its factorization.

1046218637111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160781712.

The product of its (nonzero) digits is 48384, while the sum is 41.

The spelling of 1046218637111 in words is "one trillion, forty-six billion, two hundred eighteen million, six hundred thirty-seven thousand, one hundred eleven".