1120625617842 has 12 divisors (see below), whose sum is σ = 2428022172030. Its totient is φ = 373541872608.

The previous prime is 1120625617841. The next prime is 1120625617843. The reversal of 1120625617842 is 2487165260211.

1120625617842 is a `hidden beast` number, since 1 + 1 + 2 + 0 + 6 + 2 + 561 + 7 + 84 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (1120625617841) and next prime (1120625617843).

It can be written as a sum of positive squares in only one way, i.e., 818212511601 + 302413106241 = 904551^2 + 549921^2 .

It is not an unprimeable number, because it can be changed into a prime (1120625617841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31128489367 + ... + 31128489402.

Almost surely, 2^{1120625617842} is an apocalyptic number.

1120625617842 is an abundant number, since it is smaller than the sum of its proper divisors (1307396554188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1120625617842 is a wasteful number, since it uses less digits than its factorization.

1120625617842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62256978777 (or 62256978774 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The spelling of 1120625617842 in words is "one trillion, one hundred twenty billion, six hundred twenty-five million, six hundred seventeen thousand, eight hundred forty-two".