1141452340 has 48 divisors (see below), whose sum is σ = 2797788672. Its totient is φ = 383026176.

The previous prime is 1141452317. The next prime is 1141452343. The reversal of 1141452340 is 432541411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141452343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80157 + ... + 93316.

It is an arithmetic number, because the mean of its divisors is an integer number (58287264).

Almost surely, 2^1141452340 is an apocalyptic number.

1141452340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1141452340 is an abundant number, since it is smaller than the sum of its proper divisors (1656336332).

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

1141452340 is a wasteful number, since it uses less digits than its factorization.

1141452340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173536 (or 173534 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1141452340 is about 33785.3864858758. The cubic root of 1141452340 is about 1045.0873579130.

Adding to 1141452340 its reverse (432541411), we get a palindrome (1573993751).

The spelling of 1141452340 in words is "one billion, one hundred forty-one million, four hundred fifty-two thousand, three hundred forty".