1154553125 has 24 divisors (see below), whose sum is σ = 1574336736. Its totient is φ = 839650000.

The previous prime is 1154553109. The next prime is 1154553187. The reversal of 1154553125 is 5213554511.

It is not a de Polignac number, because 1154553125 - 2⁴ = 1154553109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1154553091 and 1154553100.

It is a congruent number.

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, 17582 + ... + 51168.

It is an arithmetic number, because the mean of its divisors is an integer number (65597364).

Almost surely, 2^1154553125 is an apocalyptic number.

It is an amenable number.

1154553125 is a deficient number, since it is larger than the sum of its proper divisors (419783611).

1154553125 is an frugal number, since it uses more digits than its factorization.

1154553125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33623 (or 33603 counting only the distinct ones).

The product of its digits is 15000, while the sum is 32.

The square root of 1154553125 is about 33978.7157644311. The cubic root of 1154553125 is about 1049.0704168738.

The spelling of 1154553125 in words is "one billion, one hundred fifty-four million, five hundred fifty-three thousand, one hundred twenty-five".