1141040432 has 120 divisors (see below), whose sum is σ = 2678066688. Its totient is φ = 460897920.

The previous prime is 1141040423. The next prime is 1141040473. The reversal of 1141040432 is 2340401411.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16070957 + ... + 16071027.

Almost surely, 2^1141040432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1141040432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1339033344).

1141040432 is an abundant number, since it is smaller than the sum of its proper divisors (1537026256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141040432 is an equidigital number, since it uses as much as digits as its factorization.

1141040432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247 (or 170 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1141040432 is about 33779.2899866175. The cubic root of 1141040432 is about 1044.9616316430.

Adding to 1141040432 its reverse (2340401411), we get a palindrome (3481441843).

The spelling of 1141040432 in words is "one billion, one hundred forty-one million, forty thousand, four hundred thirty-two".