1141113451 has 4 divisors (see below), whose sum is σ = 1144292400. Its totient is φ = 1137934504.

The previous prime is 1141113439. The next prime is 1141113469. The reversal of 1141113451 is 1543111411.

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 1141113451 - 2⁹ = 1141112939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141113401) 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, 1588936 + ... + 1589653.

It is an arithmetic number, because the mean of its divisors is an integer number (286073100).

Almost surely, 2^1141113451 is an apocalyptic number.

1141113451 is a deficient number, since it is larger than the sum of its proper divisors (3178949).

1141113451 is an equidigital number, since it uses as much as digits as its factorization.

1141113451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3178948.

The product of its digits is 240, while the sum is 22.

The square root of 1141113451 is about 33780.3707942941. The cubic root of 1141113451 is about 1044.9839213661.

Adding to 1141113451 its reverse (1543111411), we get a palindrome (2684224862).

The spelling of 1141113451 in words is "one billion, one hundred forty-one million, one hundred thirteen thousand, four hundred fifty-one".