1140451552 has 24 divisors (see below), whose sum is σ = 2276025696. Its totient is φ = 562413312.

The previous prime is 1140451549. The next prime is 1140451583. The reversal of 1140451552 is 2551540411.

It is a self number, because there is not a number n which added to its sum of digits gives 1140451552.

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, 241768 + ... + 246439.

It is an arithmetic number, because the mean of its divisors is an integer number (94834404).

Almost surely, 2^1140451552 is an apocalyptic number.

It is an amenable number.

1140451552 is a deficient number, since it is larger than the sum of its proper divisors (1135574144).

1140451552 is an equidigital number, since it uses as much as digits as its factorization.

1140451552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488290 (or 488282 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 1140451552 is about 33770.5722782425. The cubic root of 1140451552 is about 1044.7818358243.

Adding to 1140451552 its reverse (2551540411), we get a palindrome (3691991963).

The spelling of 1140451552 in words is "one billion, one hundred forty million, four hundred fifty-one thousand, five hundred fifty-two".