1101552663 has 16 divisors (see below), whose sum is σ = 1480358880. Its totient is φ = 728572416.

The previous prime is 1101552659. The next prime is 1101552703. The reversal of 1101552663 is 3662551011.

It is not a de Polignac number, because 1101552663 - 2² = 1101552659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1101552663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101552623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402283 + ... + 405011.

It is an arithmetic number, because the mean of its divisors is an integer number (92522430).

Almost surely, 2^1101552663 is an apocalyptic number.

1101552663 is a deficient number, since it is larger than the sum of its proper divisors (378806217).

1101552663 is a wasteful number, since it uses less digits than its factorization.

1101552663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3746.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 1101552663 is about 33189.6469249072. The cubic root of 1101552663 is about 1032.7655789763.

The spelling of 1101552663 in words is "one billion, one hundred one million, five hundred fifty-two thousand, six hundred sixty-three".