1141090251 has 8 divisors (see below), whose sum is σ = 1738804224. Its totient is φ = 652051560.

The previous prime is 1141090219. The next prime is 1141090259. The reversal of 1141090251 is 1520901411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1141090251 - 2⁵ = 1141090219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1141090259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27168795 + ... + 27168836.

It is an arithmetic number, because the mean of its divisors is an integer number (217350528).

Almost surely, 2^1141090251 is an apocalyptic number.

1141090251 is a deficient number, since it is larger than the sum of its proper divisors (597713973).

1141090251 is an equidigital number, since it uses as much as digits as its factorization.

1141090251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54337641.

The product of its (nonzero) digits is 360, while the sum is 24.

The square root of 1141090251 is about 33780.0273978575. The cubic root of 1141090251 is about 1044.9768394553.

Adding to 1141090251 its reverse (1520901411), we get a palindrome (2661991662).

The spelling of 1141090251 in words is "one billion, one hundred forty-one million, ninety thousand, two hundred fifty-one".