1140341148 has 36 divisors (see below), whose sum is σ = 2888744040. Its totient is φ = 379294176.

The previous prime is 1140341141. The next prime is 1140341149. The reversal of 1140341148 is 8411430411.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140341141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17103 + ... + 50726.

It is an arithmetic number, because the mean of its divisors is an integer number (80242890).

Almost surely, 2^1140341148 is an apocalyptic number.

1140341148 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1140341148 is an abundant number, since it is smaller than the sum of its proper divisors (1748402892).

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

1140341148 is a wasteful number, since it uses less digits than its factorization.

1140341148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68306 (or 68301 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 1140341148 is about 33768.9376202450. The cubic root of 1140341148 is about 1044.7481205776.

Adding to 1140341148 its reverse (8411430411), we get a palindrome (9551771559).

The spelling of 1140341148 in words is "one billion, one hundred forty million, three hundred forty-one thousand, one hundred forty-eight".