7454657253 has 4 divisors (see below), whose sum is σ = 9939543008. Its totient is φ = 4969771500.

The previous prime is 7454657227. The next prime is 7454657279. The reversal of 7454657253 is 3527564547.

7454657253 is digitally balanced in base 3, 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 an interprime number because it is at equal distance from previous prime (7454657227) and next prime (7454657279).

It is not a de Polignac number, because 7454657253 - 2²⁰ = 7453608677 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7454657653) 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 in 3 ways as a sum of consecutive naturals, for example, 1242442873 + ... + 1242442878.

It is an arithmetic number, because the mean of its divisors is an integer number (2484885752).

Almost surely, 2^7454657253 is an apocalyptic number.

It is an amenable number.

7454657253 is a deficient number, since it is larger than the sum of its proper divisors (2484885755).

7454657253 is a wasteful number, since it uses less digits than its factorization.

7454657253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2484885754.

The product of its digits is 3528000, while the sum is 48.

The square root of 7454657253 is about 86340.3570353980. The cubic root of 7454657253 is about 1953.4811586928.

The spelling of 7454657253 in words is "seven billion, four hundred fifty-four million, six hundred fifty-seven thousand, two hundred fifty-three".