1255136033 has 2 divisors, whose sum is σ = 1255136034. Its totient is φ = 1255136032.

The previous prime is 1255136017. The next prime is 1255136093. The reversal of 1255136033 is 3306315521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 695482384 + 559653649 = 26372^2 + 23657^2 .

It is a cyclic number.

It is not a de Polignac number, because 1255136033 - 2⁴ = 1255136017 is a prime.

It is a super-2 number, since 2×1255136033² = 3150732922669954178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1255135987 and 1255136005.

It is not a weakly prime, because it can be changed into another prime (1255136093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627568016 + 627568017.

It is an arithmetic number, because the mean of its divisors is an integer number (627568017).

Almost surely, 2^1255136033 is an apocalyptic number.

It is an amenable number.

1255136033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1255136033 is an equidigital number, since it uses as much as digits as its factorization.

1255136033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 1255136033 is about 35427.8990768575. The cubic root of 1255136033 is about 1078.6906952964.

It can be divided in two parts, 12551 and 36033, that added together give a palindrome (48584).

The spelling of 1255136033 in words is "one billion, two hundred fifty-five million, one hundred thirty-six thousand, thirty-three".