1101563057 has 32 divisors (see below), whose sum is σ = 1386720000. Its totient is φ = 853687296.

The previous prime is 1101563033. The next prime is 1101563063. The reversal of 1101563057 is 7503651011.

It is not a de Polignac number, because 1101563057 - 2¹⁶ = 1101497521 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101563027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 341669 + ... + 344877.

It is an arithmetic number, because the mean of its divisors is an integer number (43335000).

Almost surely, 2^1101563057 is an apocalyptic number.

It is an amenable number.

1101563057 is a deficient number, since it is larger than the sum of its proper divisors (285156943).

1101563057 is a wasteful number, since it uses less digits than its factorization.

1101563057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3353.

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 1101563057 is about 33189.8035095118. The cubic root of 1101563057 is about 1032.7688272797.

The spelling of 1101563057 in words is "one billion, one hundred one million, five hundred sixty-three thousand, fifty-seven".