1113655263 has 16 divisors (see below), whose sum is σ = 1701373440. Its totient is φ = 634733856.

The previous prime is 1113655247. The next prime is 1113655313. The reversal of 1113655263 is 3625563111.

It is not a de Polignac number, because 1113655263 - 2⁴ = 1113655247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113655063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59995 + ... + 76332.

It is an arithmetic number, because the mean of its divisors is an integer number (106335840).

Almost surely, 2^1113655263 is an apocalyptic number.

1113655263 is a deficient number, since it is larger than the sum of its proper divisors (587718177).

1113655263 is a wasteful number, since it uses less digits than its factorization.

1113655263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136726.

The product of its digits is 16200, while the sum is 33.

The square root of 1113655263 is about 33371.4737912487. The cubic root of 1113655263 is about 1036.5340931962.

The spelling of 1113655263 in words is "one billion, one hundred thirteen million, six hundred fifty-five thousand, two hundred sixty-three".