1141523345 has 8 divisors (see below), whose sum is σ = 1385219880. Its totient is φ = 902957440.

The previous prime is 1141523321. The next prime is 1141523347. The reversal of 1141523345 is 5433251411.

It can be written as a sum of positive squares in 4 ways, for example, as 33166081 + 1108357264 = 5759^2 + 33292^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-1141523345 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1141523347) 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, 1282166 + ... + 1283055.

It is an arithmetic number, because the mean of its divisors is an integer number (173152485).

Almost surely, 2^1141523345 is an apocalyptic number.

It is an amenable number.

1141523345 is a deficient number, since it is larger than the sum of its proper divisors (243696535).

1141523345 is an equidigital number, since it uses as much as digits as its factorization.

1141523345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2565315.

The product of its digits is 7200, while the sum is 29.

The square root of 1141523345 is about 33786.4372936834. The cubic root of 1141523345 is about 1045.1090276422.

Adding to 1141523345 its reverse (5433251411), we get a palindrome (6574774756).

The spelling of 1141523345 in words is "one billion, one hundred forty-one million, five hundred twenty-three thousand, three hundred forty-five".