1255534033 has 16 divisors (see below), whose sum is σ = 1400777280. Its totient is φ = 1117359936.

The previous prime is 1255534009. The next prime is 1255534067. The reversal of 1255534033 is 3304355521.

It is a cyclic number.

It is not a de Polignac number, because 1255534033 - 2²¹ = 1253436881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1255533986 and 1255534004.

It is not an unprimeable number, because it can be changed into a prime (1255514033) 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, 309766 + ... + 313792.

It is an arithmetic number, because the mean of its divisors is an integer number (87548580).

Almost surely, 2^1255534033 is an apocalyptic number.

1255534033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1255534033 is a deficient number, since it is larger than the sum of its proper divisors (145243247).

1255534033 is a wasteful number, since it uses less digits than its factorization.

1255534033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4896.

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 1255534033 is about 35433.5156737234. The cubic root of 1255534033 is about 1078.8046998119.

Adding to 1255534033 its reverse (3304355521), we get a palindrome (4559889554).

The spelling of 1255534033 in words is "one billion, two hundred fifty-five million, five hundred thirty-four thousand, thirty-three".