1141344340 has 12 divisors (see below), whose sum is σ = 2396823156. Its totient is φ = 456537728.

The previous prime is 1141344319. The next prime is 1141344367. The reversal of 1141344340 is 434431411.

It can be written as a sum of positive squares in 2 ways, for example, as 170772624 + 970571716 = 13068^2 + 31154^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28533589 + ... + 28533628.

It is an arithmetic number, because the mean of its divisors is an integer number (199735263).

Almost surely, 2^1141344340 is an apocalyptic number.

1141344340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1141344340 is an abundant number, since it is smaller than the sum of its proper divisors (1255478816).

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

1141344340 is a wasteful number, since it uses less digits than its factorization.

1141344340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57067226 (or 57067224 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1141344340 is about 33783.7881238916. The cubic root of 1141344340 is about 1045.0543961062.

Adding to 1141344340 its reverse (434431411), we get a palindrome (1575775751).

The spelling of 1141344340 in words is "one billion, one hundred forty-one million, three hundred forty-four thousand, three hundred forty".