1011125764 has 24 divisors (see below), whose sum is σ = 1977415776. Its totient is φ = 448392000.

The previous prime is 1011125719. The next prime is 1011125783. The reversal of 1011125764 is 4675211101.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 278442 + ... + 282049.

It is an arithmetic number, because the mean of its divisors is an integer number (82392324).

Almost surely, 2^1011125764 is an apocalyptic number.

It is an amenable number.

1011125764 is a deficient number, since it is larger than the sum of its proper divisors (966290012).

1011125764 is a wasteful number, since it uses less digits than its factorization.

1011125764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560547 (or 560545 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 1011125764 is about 31798.2037857487. The cubic root of 1011125764 is about 1003.6949187605.

Adding to 1011125764 its reverse (4675211101), we get a palindrome (5686336865).

The spelling of 1011125764 in words is "one billion, eleven million, one hundred twenty-five thousand, seven hundred sixty-four".