1112253631 has 2 divisors, whose sum is σ = 1112253632. Its totient is φ = 1112253630.

The previous prime is 1112253629. The next prime is 1112253643. The reversal of 1112253631 is 1363522111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1112253631 - 2¹ = 1112253629 is a prime.

It is a super-2 number, since 2×1112253631² = 2474216279345368322, which contains 22 as substring.

Together with 1112253629, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1112253596 and 1112253605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112253671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556126815 + 556126816.

It is an arithmetic number, because the mean of its divisors is an integer number (556126816).

Almost surely, 2^1112253631 is an apocalyptic number.

1112253631 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112253631 is an equidigital number, since it uses as much as digits as its factorization.

1112253631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 25.

The square root of 1112253631 is about 33350.4667283683. The cubic root of 1112253631 is about 1036.0990545336.

Adding to 1112253631 its reverse (1363522111), we get a palindrome (2475775742).

The spelling of 1112253631 in words is "one billion, one hundred twelve million, two hundred fifty-three thousand, six hundred thirty-one".