1233551125 has 16 divisors (see below), whose sum is σ = 1556783280. Its totient is φ = 975744000.

The previous prime is 1233551107. The next prime is 1233551129. The reversal of 1233551125 is 5211553321.

It can be written as a sum of positive squares in 8 ways, for example, as 511392996 + 722158129 = 22614^2 + 26873^2 .

It is not a de Polignac number, because 1233551125 - 2⁹ = 1233550613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1233551093 and 1233551102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233551129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44316 + ... + 66565.

It is an arithmetic number, because the mean of its divisors is an integer number (97298955).

Almost surely, 2^1233551125 is an apocalyptic number.

It is an amenable number.

1233551125 is a deficient number, since it is larger than the sum of its proper divisors (323232155).

1233551125 is an equidigital number, since it uses as much as digits as its factorization.

1233551125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110985 (or 110975 counting only the distinct ones).

The product of its digits is 4500, while the sum is 28.

The square root of 1233551125 is about 35121.9464864919. The cubic root of 1233551125 is about 1072.4713960092.

The spelling of 1233551125 in words is "one billion, two hundred thirty-three million, five hundred fifty-one thousand, one hundred twenty-five".