1141150423 has 4 divisors (see below), whose sum is σ = 1304171920. Its totient is φ = 978128928.

The previous prime is 1141150403. The next prime is 1141150427. The reversal of 1141150423 is 3240511411.

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

It is a de Polignac number, because none of the positive numbers 2^k-1141150423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1141150394 and 1141150403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141150427) 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, 81510738 + ... + 81510751.

It is an arithmetic number, because the mean of its divisors is an integer number (326042980).

Almost surely, 2^1141150423 is an apocalyptic number.

1141150423 is a deficient number, since it is larger than the sum of its proper divisors (163021497).

1141150423 is an equidigital number, since it uses as much as digits as its factorization.

1141150423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163021496.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1141150423 is about 33780.9180307463. The cubic root of 1141150423 is about 1044.9952070475.

Adding to 1141150423 its reverse (3240511411), we get a palindrome (4381661834).

The spelling of 1141150423 in words is "one billion, one hundred forty-one million, one hundred fifty thousand, four hundred twenty-three".