1255433325 has 24 divisors (see below), whose sum is σ = 2126280576. Its totient is φ = 653232000.

The previous prime is 1255433321. The next prime is 1255433351. The reversal of 1255433325 is 5233345521.

It is not a de Polignac number, because 1255433325 - 2² = 1255433321 is a prime.

It is a super-2 number, since 2×1255433325² = 3152225667041111250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255433321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 201061 + ... + 207210.

It is an arithmetic number, because the mean of its divisors is an integer number (88595024).

Almost surely, 2^1255433325 is an apocalyptic number.

1255433325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1255433325 is a deficient number, since it is larger than the sum of its proper divisors (870847251).

1255433325 is a wasteful number, since it uses less digits than its factorization.

1255433325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408325 (or 408320 counting only the distinct ones).

The product of its digits is 54000, while the sum is 33.

The square root of 1255433325 is about 35432.0945612872. The cubic root of 1255433325 is about 1078.7758549364.

Adding to 1255433325 its reverse (5233345521), we get a palindrome (6488778846).

The spelling of 1255433325 in words is "one billion, two hundred fifty-five million, four hundred thirty-three thousand, three hundred twenty-five".