1121374724 has 12 divisors (see below), whose sum is σ = 1984455900. Its totient is φ = 554387328.

The previous prime is 1121374721. The next prime is 1121374733. The reversal of 1121374724 is 4274731211.

It can be written as a sum of positive squares in 2 ways, for example, as 759994624 + 361380100 = 27568^2 + 19010^2 .

It is not an unprimeable number, because it can be changed into a prime (1121374721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1574609 + ... + 1575320.

It is an arithmetic number, because the mean of its divisors is an integer number (165371325).

Almost surely, 2^1121374724 is an apocalyptic number.

It is an amenable number.

1121374724 is a deficient number, since it is larger than the sum of its proper divisors (863081176).

1121374724 is a wasteful number, since it uses less digits than its factorization.

1121374724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150022 (or 3150020 counting only the distinct ones).

The product of its digits is 9408, while the sum is 32.

The square root of 1121374724 is about 33486.9336308955. The cubic root of 1121374724 is about 1038.9235422560.

The spelling of 1121374724 in words is "one billion, one hundred twenty-one million, three hundred seventy-four thousand, seven hundred twenty-four".