1516320001 has 8 divisors (see below), whose sum is σ = 1762309440. Its totient is φ = 1277673648.

The previous prime is 1516319999. The next prime is 1516320007. The reversal of 1516320001 is 1000236151.

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

It is a cyclic number.

It is not a de Polignac number, because 1516320001 - 2¹ = 1516319999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1516320007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1835326 + ... + 1836151.

It is an arithmetic number, because the mean of its divisors is an integer number (220288680).

Almost surely, 2^1516320001 is an apocalyptic number.

It is an amenable number.

1516320001 is a deficient number, since it is larger than the sum of its proper divisors (245989439).

1516320001 is an equidigital number, since it uses as much as digits as its factorization.

1516320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3671543.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1516320001 is about 38939.9537878514. The cubic root of 1516320001 is about 1148.8507740473.

Adding to 1516320001 its reverse (1000236151), we get a palindrome (2516556152).

The spelling of 1516320001 in words is "one billion, five hundred sixteen million, three hundred twenty thousand, one".