1011125773 has 8 divisors (see below), whose sum is σ = 1156158080. Its totient is φ = 866239920.

The previous prime is 1011125719. The next prime is 1011125783. The reversal of 1011125773 is 3775211101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1011125773 - 2¹³ = 1011117581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011125783) 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 7 ways as a sum of consecutive naturals, for example, 21393 + ... + 49798.

It is an arithmetic number, because the mean of its divisors is an integer number (144519760).

Almost surely, 2^1011125773 is an apocalyptic number.

It is an amenable number.

1011125773 is a deficient number, since it is larger than the sum of its proper divisors (145032307).

1011125773 is an equidigital number, since it uses as much as digits as its factorization.

1011125773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73227.

The product of its (nonzero) digits is 1470, while the sum is 28.

The square root of 1011125773 is about 31798.2039272661. The cubic root of 1011125773 is about 1003.6949217384.

Adding to 1011125773 its reverse (3775211101), we get a palindrome (4786336874).

The spelling of 1011125773 in words is "one billion, eleven million, one hundred twenty-five thousand, seven hundred seventy-three".