1125308533 has 2 divisors, whose sum is σ = 1125308534. Its totient is φ = 1125308532.

The previous prime is 1125308467. The next prime is 1125308539. The reversal of 1125308533 is 3358035211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 788879569 + 336428964 = 28087^2 + 18342^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1125308533 is a prime.

It is a super-2 number, since 2×1125308533² = 2532638588885224178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1125308495 and 1125308504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1125308539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562654266 + 562654267.

It is an arithmetic number, because the mean of its divisors is an integer number (562654267).

Almost surely, 2^1125308533 is an apocalyptic number.

It is an amenable number.

1125308533 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125308533 is an equidigital number, since it uses as much as digits as its factorization.

1125308533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 1125308533 is about 33545.6186856048. The cubic root of 1125308533 is about 1040.1369805396.

The spelling of 1125308533 in words is "one billion, one hundred twenty-five million, three hundred eight thousand, five hundred thirty-three".