1129448474 has 16 divisors (see below), whose sum is σ = 2112215616. Its totient is φ = 440044800.

The previous prime is 1129448429. The next prime is 1129448491. The reversal of 1129448474 is 4748449211.

It is a Curzon 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, 3666887 + ... + 3667194.

It is an arithmetic number, because the mean of its divisors is an integer number (132013476).

Almost surely, 2^1129448474 is an apocalyptic number.

1129448474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1129448474 is a deficient number, since it is larger than the sum of its proper divisors (982767142).

1129448474 is a wasteful number, since it uses less digits than its factorization.

1129448474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7334101.

The product of its digits is 258048, while the sum is 44.

The square root of 1129448474 is about 33607.2681722273. The cubic root of 1129448474 is about 1041.4109528884.

The spelling of 1129448474 in words is "one billion, one hundred twenty-nine million, four hundred forty-eight thousand, four hundred seventy-four".