719115053 has 4 divisors (see below), whose sum is σ = 720444828. Its totient is φ = 717785280.

The previous prime is 719115049. The next prime is 719115073. The reversal of 719115053 is 350511917.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 274664329 + 444450724 = 16573^2 + 21082^2 .

It is a cyclic number.

It is not a de Polignac number, because 719115053 - 2² = 719115049 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 (719115073) 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, 664076 + ... + 665157.

It is an arithmetic number, because the mean of its divisors is an integer number (180111207).

Almost surely, 2^719115053 is an apocalyptic number.

It is an amenable number.

719115053 is a deficient number, since it is larger than the sum of its proper divisors (1329775).

719115053 is a wasteful number, since it uses less digits than its factorization.

719115053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329774.

The product of its (nonzero) digits is 4725, while the sum is 32.

The square root of 719115053 is about 26816.3206462035. The cubic root of 719115053 is about 895.9135945357.

The spelling of 719115053 in words is "seven hundred nineteen million, one hundred fifteen thousand, fifty-three".