1123471954 has 16 divisors (see below), whose sum is σ = 1839224160. Its totient is φ = 510442560.

The previous prime is 1123471949. The next prime is 1123471969. The reversal of 1123471954 is 4591743211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45802 + ... + 65914.

It is an arithmetic number, because the mean of its divisors is an integer number (114951510).

Almost surely, 2^1123471954 is an apocalyptic number.

1123471954 is a deficient number, since it is larger than the sum of its proper divisors (715752206).

1123471954 is a wasteful number, since it uses less digits than its factorization.

1123471954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22665.

The product of its digits is 30240, while the sum is 37.

The square root of 1123471954 is about 33518.2331574921. The cubic root of 1123471954 is about 1039.5708146495.

The spelling of 1123471954 in words is "one billion, one hundred twenty-three million, four hundred seventy-one thousand, nine hundred fifty-four".