1113113671 has 2 divisors, whose sum is σ = 1113113672. Its totient is φ = 1113113670.

The previous prime is 1113113623. The next prime is 1113113711. The reversal of 1113113671 is 1763113111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1113113671 - 2¹³ = 1113105479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113113171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556556835 + 556556836.

It is an arithmetic number, because the mean of its divisors is an integer number (556556836).

Almost surely, 2^1113113671 is an apocalyptic number.

1113113671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113113671 is an equidigital number, since it uses as much as digits as its factorization.

1113113671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 378, while the sum is 25.

The square root of 1113113671 is about 33363.3582092690. The cubic root of 1113113671 is about 1036.3660371203.

Adding to 1113113671 its reverse (1763113111), we get a palindrome (2876226782).

The spelling of 1113113671 in words is "one billion, one hundred thirteen million, one hundred thirteen thousand, six hundred seventy-one".