1140401432 has 64 divisors (see below), whose sum is σ = 2297030400. Its totient is φ = 529200000.

The previous prime is 1140401407. The next prime is 1140401441. The reversal of 1140401432 is 2341040411.

It is a super-2 number, since 2×1140401432² = 2601030852215301248, 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 15 ways as a sum of consecutive naturals, for example, 2708582 + ... + 2709002.

It is an arithmetic number, because the mean of its divisors is an integer number (35891100).

Almost surely, 2^1140401432 is an apocalyptic number.

It is an amenable number.

1140401432 is an abundant number, since it is smaller than the sum of its proper divisors (1156628968).

1140401432 is a wasteful number, since it uses less digits than its factorization.

1140401432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768 (or 764 counting only the distinct ones).

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

The square root of 1140401432 is about 33769.8302038965. The cubic root of 1140401432 is about 1044.7665304152.

Adding to 1140401432 its reverse (2341040411), we get a palindrome (3481441843).

The spelling of 1140401432 in words is "one billion, one hundred forty million, four hundred one thousand, four hundred thirty-two".