1516460663 has 4 divisors (see below), whose sum is σ = 1568752440. Its totient is φ = 1464168888.

The previous prime is 1516460641. The next prime is 1516460683. The reversal of 1516460663 is 3660646151.

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

It is a cyclic number.

It is not a de Polignac number, because 1516460663 - 2¹⁰ = 1516459639 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 (1516460683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26145845 + ... + 26145902.

It is an arithmetic number, because the mean of its divisors is an integer number (392188110).

Almost surely, 2^1516460663 is an apocalyptic number.

1516460663 is a deficient number, since it is larger than the sum of its proper divisors (52291777).

1516460663 is an equidigital number, since it uses as much as digits as its factorization.

1516460663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52291776.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 1516460663 is about 38941.7598857576. The cubic root of 1516460663 is about 1148.8862974748.

The spelling of 1516460663 in words is "one billion, five hundred sixteen million, four hundred sixty thousand, six hundred sixty-three".