1153443025 has 24 divisors (see below), whose sum is σ = 1636056000. Its totient is φ = 790224960.

The previous prime is 1153443019. The next prime is 1153443041. The reversal of 1153443025 is 5203443511.

It is not a de Polignac number, because 1153443025 - 2²⁵ = 1119888593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1153442984 and 1153443002.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 260127 + ... + 264523.

It is an arithmetic number, because the mean of its divisors is an integer number (68169000).

Almost surely, 2^1153443025 is an apocalyptic number.

It is an amenable number.

1153443025 is a deficient number, since it is larger than the sum of its proper divisors (482612975).

1153443025 is a wasteful number, since it uses less digits than its factorization.

1153443025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5913 (or 5908 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1153443025 is about 33962.3766100077. The cubic root of 1153443025 is about 1048.7340828445.

Adding to 1153443025 its reverse (5203443511), we get a palindrome (6356886536).

The spelling of 1153443025 in words is "one billion, one hundred fifty-three million, four hundred forty-three thousand, twenty-five".