1121373426 has 32 divisors (see below), whose sum is σ = 2372025600. Its totient is φ = 352432080.

The previous prime is 1121373403. The next prime is 1121373427. The reversal of 1121373426 is 6243731211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1121373393 and 1121373402.

It is not an unprimeable number, because it can be changed into a prime (1121373427) 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, 745 + ... + 47363.

It is an arithmetic number, because the mean of its divisors is an integer number (74125800).

Almost surely, 2^1121373426 is an apocalyptic number.

1121373426 is an abundant number, since it is smaller than the sum of its proper divisors (1250652174).

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

1121373426 is a wasteful number, since it uses less digits than its factorization.

1121373426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46854.

The product of its digits is 6048, while the sum is 30.

The square root of 1121373426 is about 33486.9142501963. The cubic root of 1121373426 is about 1038.9231414018.

The spelling of 1121373426 in words is "one billion, one hundred twenty-one million, three hundred seventy-three thousand, four hundred twenty-six".