1113656477 has 2 divisors, whose sum is σ = 1113656478. Its totient is φ = 1113656476.

The previous prime is 1113656461. The next prime is 1113656483. The reversal of 1113656477 is 7746563111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1107159076 + 6497401 = 33274^2 + 2549^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113656477 - 2⁴ = 1113656461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113653477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556828238 + 556828239.

It is an arithmetic number, because the mean of its divisors is an integer number (556828239).

Almost surely, 2^1113656477 is an apocalyptic number.

It is an amenable number.

1113656477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113656477 is an equidigital number, since it uses as much as digits as its factorization.

1113656477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 41.

The square root of 1113656477 is about 33371.4919804314. The cubic root of 1113656477 is about 1036.5344698394.

The spelling of 1113656477 in words is "one billion, one hundred thirteen million, six hundred fifty-six thousand, four hundred seventy-seven".