1141187075 has 24 divisors (see below), whose sum is σ = 1629990912. Its totient is φ = 776351520.

The previous prime is 1141187057. The next prime is 1141187083. The reversal of 1141187075 is 5707811411.

It is not a de Polignac number, because 1141187075 - 2¹⁶ = 1141121539 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3449 + ... + 47898.

It is an arithmetic number, because the mean of its divisors is an integer number (67916288).

Almost surely, 2^1141187075 is an apocalyptic number.

1141187075 is a deficient number, since it is larger than the sum of its proper divisors (488803837).

1141187075 is a wasteful number, since it uses less digits than its factorization.

1141187075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51491 (or 51486 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 35.

The square root of 1141187075 is about 33781.4605220082. The cubic root of 1141187075 is about 1045.0063948084.

Adding to 1141187075 its reverse (5707811411), we get a palindrome (6848998486).

The spelling of 1141187075 in words is "one billion, one hundred forty-one million, one hundred eighty-seven thousand, seventy-five".