1130121044 has 24 divisors (see below), whose sum is σ = 2187410568. Its totient is φ = 507496320.

The previous prime is 1130121043. The next prime is 1130121049. The reversal of 1130121044 is 4401210311.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 564632644 + 565488400 = 23762^2 + 23780^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130121043) 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, 291767 + ... + 295614.

It is an arithmetic number, because the mean of its divisors is an integer number (91142107).

Almost surely, 2^1130121044 is an apocalyptic number.

It is an amenable number.

1130121044 is a deficient number, since it is larger than the sum of its proper divisors (1057289524).

1130121044 is a wasteful number, since it uses less digits than its factorization.

1130121044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587435 (or 587433 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1130121044 is about 33617.2730006466. The cubic root of 1130121044 is about 1041.6176268526.

Adding to 1130121044 its reverse (4401210311), we get a palindrome (5531331355).

The spelling of 1130121044 in words is "one billion, one hundred thirty million, one hundred twenty-one thousand, forty-four".