1140204471 has 24 divisors (see below), whose sum is σ = 1780383600. Its totient is φ = 647160192.

The previous prime is 1140204451. The next prime is 1140204503. The reversal of 1140204471 is 1744020411.

It is not a de Polignac number, because 1140204471 - 2⁷ = 1140204343 is a prime.

It is a super-3 number, since 3×1140204471³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140204451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4126 + ... + 47931.

It is an arithmetic number, because the mean of its divisors is an integer number (74182650).

Almost surely, 2^1140204471 is an apocalyptic number.

1140204471 is a deficient number, since it is larger than the sum of its proper divisors (640179129).

1140204471 is a wasteful number, since it uses less digits than its factorization.

1140204471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52223 (or 52216 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 1140204471 is about 33766.9138506912. The cubic root of 1140204471 is about 1044.7063790502.

Adding to 1140204471 its reverse (1744020411), we get a palindrome (2884224882).

The spelling of 1140204471 in words is "one billion, one hundred forty million, two hundred four thousand, four hundred seventy-one".