1116265403 has 16 divisors (see below), whose sum is σ = 1233719520. Its totient is φ = 1001548800.

The previous prime is 1116265379. The next prime is 1116265421. The reversal of 1116265403 is 3045626111.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116265403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1116267403) 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, 330443 + ... + 333803.

It is an arithmetic number, because the mean of its divisors is an integer number (77107470).

Almost surely, 2^1116265403 is an apocalyptic number.

1116265403 is a deficient number, since it is larger than the sum of its proper divisors (117454117).

1116265403 is a wasteful number, since it uses less digits than its factorization.

1116265403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3758.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1116265403 is about 33410.5582563357. The cubic root of 1116265403 is about 1037.3432568743.

The spelling of 1116265403 in words is "one billion, one hundred sixteen million, two hundred sixty-five thousand, four hundred three".