1141307557 has 16 divisors (see below), whose sum is σ = 1276289280. Its totient is φ = 1013342400.

The previous prime is 1141307543. The next prime is 1141307569. The reversal of 1141307557 is 7557031411.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1141307557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141307537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96582 + ... + 107752.

It is an arithmetic number, because the mean of its divisors is an integer number (79768080).

Almost surely, 2^1141307557 is an apocalyptic number.

It is an amenable number.

1141307557 is a deficient number, since it is larger than the sum of its proper divisors (134981723).

1141307557 is a wasteful number, since it uses less digits than its factorization.

1141307557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11484.

The product of its (nonzero) digits is 14700, while the sum is 34.

The square root of 1141307557 is about 33783.2437311754. The cubic root of 1141307557 is about 1045.0431693895.

Adding to 1141307557 its reverse (7557031411), we get a palindrome (8698338968).

The spelling of 1141307557 in words is "one billion, one hundred forty-one million, three hundred seven thousand, five hundred fifty-seven".