2719242453 has 4 divisors (see below), whose sum is σ = 3625656608. Its totient is φ = 1812828300.

The previous prime is 2719242451. The next prime is 2719242457. The reversal of 2719242453 is 3542429172.

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 2719242453 - 2¹ = 2719242451 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 (2719242451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453207073 + ... + 453207078.

It is an arithmetic number, because the mean of its divisors is an integer number (906414152).

Almost surely, 2^2719242453 is an apocalyptic number.

It is an amenable number.

2719242453 is a deficient number, since it is larger than the sum of its proper divisors (906414155).

2719242453 is an equidigital number, since it uses as much as digits as its factorization.

2719242453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906414154.

The product of its digits is 120960, while the sum is 39.

The square root of 2719242453 is about 52146.3560855406. The cubic root of 2719242453 is about 1395.7768060853.

The spelling of 2719242453 in words is "two billion, seven hundred nineteen million, two hundred forty-two thousand, four hundred fifty-three".