1153340441 has 4 divisors (see below), whose sum is σ = 1258189584. Its totient is φ = 1048491300.

The previous prime is 1153340423. The next prime is 1153340443. The reversal of 1153340441 is 1440433511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1153340441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1153340441.

It is not an unprimeable number, because it can be changed into a prime (1153340443) 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, 52424555 + ... + 52424576.

It is an arithmetic number, because the mean of its divisors is an integer number (314547396).

Almost surely, 2^1153340441 is an apocalyptic number.

1153340441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1153340441 is a deficient number, since it is larger than the sum of its proper divisors (104849143).

1153340441 is a wasteful number, since it uses less digits than its factorization.

1153340441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104849142.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1153340441 is about 33960.8663169831. The cubic root of 1153340441 is about 1048.7029914296.

Adding to 1153340441 its reverse (1440433511), we get a palindrome (2593773952).

The spelling of 1153340441 in words is "one billion, one hundred fifty-three million, three hundred forty thousand, four hundred forty-one".