2719797453 has 16 divisors (see below), whose sum is σ = 4070872960. Its totient is φ = 1794503808.

The previous prime is 2719797433. The next prime is 2719797461. The reversal of 2719797453 is 3547979172.

It is not a de Polignac number, because 2719797453 - 2¹⁴ = 2719781069 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 2719797453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2719797413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 516625 + ... + 521862.

It is an arithmetic number, because the mean of its divisors is an integer number (254429560).

Almost surely, 2^2719797453 is an apocalyptic number.

It is an amenable number.

2719797453 is a deficient number, since it is larger than the sum of its proper divisors (1351075507).

2719797453 is a wasteful number, since it uses less digits than its factorization.

2719797453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038593 (or 1038587 counting only the distinct ones).

The product of its digits is 3333960, while the sum is 54.

The square root of 2719797453 is about 52151.6773747499. The cubic root of 2719797453 is about 1395.8717594217.

The spelling of 2719797453 in words is "two billion, seven hundred nineteen million, seven hundred ninety-seven thousand, four hundred fifty-three".