1141312351 has 4 divisors (see below), whose sum is σ = 1142083432. Its totient is φ = 1140541272.

The previous prime is 1141312307. The next prime is 1141312369. The reversal of 1141312351 is 1532131411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1141312351 - 2⁷ = 1141312223 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 (1141352351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383316 + ... + 386281.

It is an arithmetic number, because the mean of its divisors is an integer number (285520858).

Almost surely, 2^1141312351 is an apocalyptic number.

1141312351 is a deficient number, since it is larger than the sum of its proper divisors (771081).

1141312351 is an equidigital number, since it uses as much as digits as its factorization.

1141312351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771080.

The product of its digits is 360, while the sum is 22.

The square root of 1141312351 is about 33783.3146834351. The cubic root of 1141312351 is about 1045.0446326030.

Adding to 1141312351 its reverse (1532131411), we get a palindrome (2673443762).

The spelling of 1141312351 in words is "one billion, one hundred forty-one million, three hundred twelve thousand, three hundred fifty-one".