1530534253 has 2 divisors, whose sum is σ = 1530534254. Its totient is φ = 1530534252.

The previous prime is 1530534233. The next prime is 1530534283. The reversal of 1530534253 is 3524350351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1449857929 + 80676324 = 38077^2 + 8982^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1530534253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1530534233) 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, 765267126 + 765267127.

It is an arithmetic number, because the mean of its divisors is an integer number (765267127).

Almost surely, 2^1530534253 is an apocalyptic number.

It is an amenable number.

1530534253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1530534253 is an equidigital number, since it uses as much as digits as its factorization.

1530534253 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1530534253 is about 39122.0430575909. The cubic root of 1530534253 is about 1152.4294583081.

The spelling of 1530534253 in words is "one billion, five hundred thirty million, five hundred thirty-four thousand, two hundred fifty-three".