253132753129 has 3 divisors (see below), whose sum is σ = 253133256253. Its totient is φ = 253132250006.

The previous prime is 253132753121. The next prime is 253132753141. The reversal of 253132753129 is 921357231352.

The square root of 253132753129 is 503123.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 253132753129 - 2³ = 253132753121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253132753121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 251562 + ... + 754684.

Almost surely, 2^253132753129 is an apocalyptic number.

253132753129 is the 503123-rd square number.

253132753129 is the 251562-nd centered octagonal number.

It is an amenable number.

253132753129 is a deficient number, since it is larger than the sum of its proper divisors (503124).

253132753129 is an frugal number, since it uses more digits than its factorization.

253132753129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006246 (or 503123 counting only the distinct ones).

The product of its digits is 340200, while the sum is 43.

The spelling of 253132753129 in words is "two hundred fifty-three billion, one hundred thirty-two million, seven hundred fifty-three thousand, one hundred twenty-nine".