1011043004 has 24 divisors (see below), whose sum is σ = 1812400128. Its totient is φ = 493239600.

The previous prime is 1011043001. The next prime is 1011043009. The reversal of 1011043004 is 4003401101.

It is a happy number.

1011043004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1011043004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011043001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195419 + ... + 200525.

It is an arithmetic number, because the mean of its divisors is an integer number (75516672).

Almost surely, 2^1011043004 is an apocalyptic number.

It is an amenable number.

1011043004 is a deficient number, since it is larger than the sum of its proper divisors (801357124).

1011043004 is a wasteful number, since it uses less digits than its factorization.

1011043004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6305 (or 6303 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1011043004 is about 31796.9024277523. The cubic root of 1011043004 is about 1003.6675340833.

Adding to 1011043004 its reverse (4003401101), we get a palindrome (5014444105).

The spelling of 1011043004 in words is "one billion, eleven million, forty-three thousand, four".