1123437404 has 12 divisors (see below), whose sum is σ = 1966383384. Its totient is φ = 561613584.

The previous prime is 1123437397. The next prime is 1123437439. The reversal of 1123437404 is 4047343211.

It is a super-2 number, since 2×1123437404² = 2524223201412518432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 887 + ... + 47409.

It is an arithmetic number, because the mean of its divisors is an integer number (163865282).

Almost surely, 2^1123437404 is an apocalyptic number.

It is an amenable number.

1123437404 is a deficient number, since it is larger than the sum of its proper divisors (842945980).

1123437404 is a wasteful number, since it uses less digits than its factorization.

1123437404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52564 (or 52562 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 1123437404 is about 33517.7177624014. The cubic root of 1123437404 is about 1039.5601579409.

The spelling of 1123437404 in words is "one billion, one hundred twenty-three million, four hundred thirty-seven thousand, four hundred four".