1121250504 has 64 divisors (see below), whose sum is σ = 3237848640. Its totient is φ = 319784960.

The previous prime is 1121250497. The next prime is 1121250509. The reversal of 1121250504 is 4050521211.

It is not an unprimeable number, because it can be changed into a prime (1121250509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120429 + ... + 129404.

It is an arithmetic number, because the mean of its divisors is an integer number (50591385).

Almost surely, 2^1121250504 is an apocalyptic number.

It is an amenable number.

1121250504 is an abundant number, since it is smaller than the sum of its proper divisors (2116598136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121250504 is a wasteful number, since it uses less digits than its factorization.

1121250504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249870 (or 249866 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 1121250504 is about 33485.0788262474. The cubic root of 1121250504 is about 1038.8851786756.

Adding to 1121250504 its reverse (4050521211), we get a palindrome (5171771715).

It can be divided in two parts, 11212 and 50504, that added together give a palindrome (61716).

The spelling of 1121250504 in words is "one billion, one hundred twenty-one million, two hundred fifty thousand, five hundred four".