1140435448 has 16 divisors (see below), whose sum is σ = 2183813280. Its totient is φ = 558085248.

The previous prime is 1140435431. The next prime is 1140435451. The reversal of 1140435448 is 8445340411.

It is a super-2 number, since 2×1140435448² = 2601186022109921408, 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, 1516161 + ... + 1516912.

It is an arithmetic number, because the mean of its divisors is an integer number (136488330).

Almost surely, 2^1140435448 is an apocalyptic number.

It is an amenable number.

1140435448 is a deficient number, since it is larger than the sum of its proper divisors (1043377832).

1140435448 is a wasteful number, since it uses less digits than its factorization.

1140435448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3033126 (or 3033122 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 1140435448 is about 33770.3338449592. Note that the first 3 decimals coincide. The cubic root of 1140435448 is about 1044.7769181097.

Adding to 1140435448 its reverse (8445340411), we get a palindrome (9585775859).

The spelling of 1140435448 in words is "one billion, one hundred forty million, four hundred thirty-five thousand, four hundred forty-eight".