43253035253 has 4 divisors (see below), whose sum is σ = 43268251968. Its totient is φ = 43237818540.

The previous prime is 43253035153. The next prime is 43253035327. The reversal of 43253035253 is 35253035234.

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 43253035253 - 2²⁶ = 43185926389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43253035153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7604093 + ... + 7609778.

It is an arithmetic number, because the mean of its divisors is an integer number (10817062992).

Almost surely, 2^43253035253 is an apocalyptic number.

It is an amenable number.

43253035253 is a deficient number, since it is larger than the sum of its proper divisors (15216715).

43253035253 is a wasteful number, since it uses less digits than its factorization.

43253035253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15216714.

The product of its (nonzero) digits is 162000, while the sum is 35.

The spelling of 43253035253 in words is "forty-three billion, two hundred fifty-three million, thirty-five thousand, two hundred fifty-three".