1111011057 has 12 divisors (see below), whose sum is σ = 1728239604. Its totient is φ = 683699040.

The previous prime is 1111011037. The next prime is 1111011059. The reversal of 1111011057 is 7501101111.

It can be written as a sum of positive squares in 2 ways, for example, as 74235456 + 1036775601 = 8616^2 + 32199^2 .

It is not a de Polignac number, because 1111011057 - 2⁶ = 1111010993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111011059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4747794 + ... + 4748027.

It is an arithmetic number, because the mean of its divisors is an integer number (144019967).

Almost surely, 2^1111011057 is an apocalyptic number.

It is an amenable number.

1111011057 is a deficient number, since it is larger than the sum of its proper divisors (617228547).

1111011057 is a wasteful number, since it uses less digits than its factorization.

1111011057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9495840 (or 9495837 counting only the distinct ones).

The product of its (nonzero) digits is 35, while the sum is 18.

The square root of 1111011057 is about 33331.8324878786. The cubic root of 1111011057 is about 1035.7130785794.

Adding to 1111011057 its reverse (7501101111), we get a palindrome (8612112168).

The spelling of 1111011057 in words is "one billion, one hundred eleven million, eleven thousand, fifty-seven".