1141420432 has 20 divisors (see below), whose sum is σ = 2227648716. Its totient is φ = 566543360.

The previous prime is 1141420417. The next prime is 1141420433. The reversal of 1141420432 is 2340241411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 335768976 + 805651456 = 18324^2 + 28384^2 .

It is not an unprimeable number, because it can be changed into a prime (1141420433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258169 + ... + 262552.

Almost surely, 2^1141420432 is an apocalyptic number.

It is an amenable number.

1141420432 is a deficient number, since it is larger than the sum of its proper divisors (1086228284).

1141420432 is a wasteful number, since it uses less digits than its factorization.

1141420432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520866 (or 520860 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1141420432 is about 33784.9142665776. The cubic root of 1141420432 is about 1045.0776197467.

Adding to 1141420432 its reverse (2340241411), we get a palindrome (3481661843).

The spelling of 1141420432 in words is "one billion, one hundred forty-one million, four hundred twenty thousand, four hundred thirty-two".