1494716612987 has 4 divisors (see below), whose sum is σ = 1609694814000. Its totient is φ = 1379738411976.

The previous prime is 1494716612951. The next prime is 1494716613007. The reversal of 1494716612987 is 7892166174941.

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 1494716612987 - 2⁴⁰ = 395204985211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1494716612947) 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, 57489100487 + ... + 57489100512.

It is an arithmetic number, because the mean of its divisors is an integer number (402423703500).

Almost surely, 2^{1494716612987} is an apocalyptic number.

1494716612987 is a deficient number, since it is larger than the sum of its proper divisors (114978201013).

1494716612987 is a wasteful number, since it uses less digits than its factorization.

1494716612987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114978201012.

The product of its digits is 36578304, while the sum is 65.

The spelling of 1494716612987 in words is "one trillion, four hundred ninety-four billion, seven hundred sixteen million, six hundred twelve thousand, nine hundred eighty-seven".