253140342353 has 4 divisors (see below), whose sum is σ = 253142227968. Its totient is φ = 253138456740.

The previous prime is 253140342319. The next prime is 253140342383. The reversal of 253140342353 is 353243041352.

253140342353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 253140342353 - 2⁶ = 253140342289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253140342313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724601 + ... + 1015542.

It is an arithmetic number, because the mean of its divisors is an integer number (63285556992).

Almost surely, 2^253140342353 is an apocalyptic number.

It is an amenable number.

253140342353 is a deficient number, since it is larger than the sum of its proper divisors (1885615).

253140342353 is a wasteful number, since it uses less digits than its factorization.

253140342353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1885614.

The product of its (nonzero) digits is 129600, while the sum is 35.

The spelling of 253140342353 in words is "two hundred fifty-three billion, one hundred forty million, three hundred forty-two thousand, three hundred fifty-three".