11120531146 has 4 divisors (see below), whose sum is σ = 16680796722. Its totient is φ = 5560265572.

The previous prime is 11120531137. The next prime is 11120531183. The reversal of 11120531146 is 64113502111.

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

It can be written as a sum of positive squares in only one way, i.e., 9882546921 + 1237984225 = 99411^2 + 35185^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11120531146.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780132785 + ... + 2780132788.

Almost surely, 2^11120531146 is an apocalyptic number.

11120531146 is a deficient number, since it is larger than the sum of its proper divisors (5560265576).

11120531146 is an equidigital number, since it uses as much as digits as its factorization.

11120531146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5560265575.

The product of its (nonzero) digits is 720, while the sum is 25.

The spelling of 11120531146 in words is "eleven billion, one hundred twenty million, five hundred thirty-one thousand, one hundred forty-six".