1141358273 has 6 divisors (see below), whose sum is σ = 1254550962. Its totient is φ = 1037598320.

The previous prime is 1141358269. The next prime is 1141358303. The reversal of 1141358273 is 3728531411.

It can be written as a sum of positive squares in only one way, i.e., 893232769 + 248125504 = 29887^2 + 15752^2 .

It is not a de Polignac number, because 1141358273 - 2² = 1141358269 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141358173) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4716236 + ... + 4716477.

It is an arithmetic number, because the mean of its divisors is an integer number (209091827).

Almost surely, 2^1141358273 is an apocalyptic number.

It is an amenable number.

1141358273 is a deficient number, since it is larger than the sum of its proper divisors (113192689).

1141358273 is an equidigital number, since it uses as much as digits as its factorization.

1141358273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9432735 (or 9432724 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 1141358273 is about 33783.9943316358. The cubic root of 1141358273 is about 1045.0586486013.

Adding to 1141358273 its reverse (3728531411), we get a palindrome (4869889684).

The spelling of 1141358273 in words is "one billion, one hundred forty-one million, three hundred fifty-eight thousand, two hundred seventy-three".