1516034453 has 4 divisors (see below), whose sum is σ = 1595825760. Its totient is φ = 1436243148.

The previous prime is 1516034417. The next prime is 1516034467. The reversal of 1516034453 is 3544306151.

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 a cyclic number.

It is not a de Polignac number, because 1516034453 - 2⁸ = 1516034197 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 (1516034473) 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, 39895625 + ... + 39895662.

It is an arithmetic number, because the mean of its divisors is an integer number (398956440).

Almost surely, 2^1516034453 is an apocalyptic number.

It is an amenable number.

1516034453 is a deficient number, since it is larger than the sum of its proper divisors (79791307).

1516034453 is an equidigital number, since it uses as much as digits as its factorization.

1516034453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79791306.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 1516034453 is about 38936.2870982840. The cubic root of 1516034453 is about 1148.7786536868.

The spelling of 1516034453 in words is "one billion, five hundred sixteen million, thirty-four thousand, four hundred fifty-three".