1112540524021 has 2 divisors, whose sum is σ = 1112540524022. Its totient is φ = 1112540524020.

The previous prime is 1112540523943. The next prime is 1112540524027. The reversal of 1112540524021 is 1204250452111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1100547864900 + 11992659121 = 1049070^2 + 109511^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112540524021 - 2³⁷ = 975101570549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112540524027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556270262010 + 556270262011.

It is an arithmetic number, because the mean of its divisors is an integer number (556270262011).

Almost surely, 2^{1112540524021} is an apocalyptic number.

It is an amenable number.

1112540524021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112540524021 is an equidigital number, since it uses as much as digits as its factorization.

1112540524021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3200, while the sum is 28.

Adding to 1112540524021 its reverse (1204250452111), we get a palindrome (2316790976132).

The spelling of 1112540524021 in words is "one trillion, one hundred twelve billion, five hundred forty million, five hundred twenty-four thousand, twenty-one".