797060987 has 4 divisors (see below), whose sum is σ = 800368536. Its totient is φ = 793753440.

The previous prime is 797060983. The next prime is 797061019. The reversal of 797060987 is 789060797.

It is a happy number.

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 797060987 - 2² = 797060983 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (797060983) 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, 1653413 + ... + 1653894.

It is an arithmetic number, because the mean of its divisors is an integer number (200092134).

Almost surely, 2^797060987 is an apocalyptic number.

797060987 is a deficient number, since it is larger than the sum of its proper divisors (3307549).

797060987 is a wasteful number, since it uses less digits than its factorization.

797060987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3307548.

The product of its (nonzero) digits is 1333584, while the sum is 53.

The square root of 797060987 is about 28232.2685415111. The cubic root of 797060987 is about 927.1795642591.

The spelling of 797060987 in words is "seven hundred ninety-seven million, sixty thousand, nine hundred eighty-seven".