434153253 has 4 divisors (see below), whose sum is σ = 578871008. Its totient is φ = 289435500.

The previous prime is 434153243. The next prime is 434153281. The reversal of 434153253 is 352351434.

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 not a de Polignac number, because 434153253 - 2⁶ = 434153189 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 434153253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434153243) 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, 72358873 + ... + 72358878.

It is an arithmetic number, because the mean of its divisors is an integer number (144717752).

Almost surely, 2^434153253 is an apocalyptic number.

It is an amenable number.

434153253 is a deficient number, since it is larger than the sum of its proper divisors (144717755).

434153253 is a wasteful number, since it uses less digits than its factorization.

434153253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144717754.

The product of its digits is 21600, while the sum is 30.

The square root of 434153253 is about 20836.3445210526. The cubic root of 434153253 is about 757.2065344722.

The spelling of 434153253 in words is "four hundred thirty-four million, one hundred fifty-three thousand, two hundred fifty-three".