1516772315 has 8 divisors (see below), whose sum is σ = 1820416848. Its totient is φ = 1213224480.

The previous prime is 1516772287. The next prime is 1516772321. The reversal of 1516772315 is 5132776151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1516772315 - 2⁶ = 1516772251 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 16589 + ... + 57521.

It is an arithmetic number, because the mean of its divisors is an integer number (227552106).

Almost surely, 2^1516772315 is an apocalyptic number.

1516772315 is a deficient number, since it is larger than the sum of its proper divisors (303644533).

1516772315 is an equidigital number, since it uses as much as digits as its factorization.

1516772315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48349.

The product of its digits is 44100, while the sum is 38.

The square root of 1516772315 is about 38945.7611942558. The cubic root of 1516772315 is about 1148.9649956778.

The spelling of 1516772315 in words is "one billion, five hundred sixteen million, seven hundred seventy-two thousand, three hundred fifteen".