787880113 has 8 divisors (see below), whose sum is σ = 845976960. Its totient is φ = 731088960.

The previous prime is 787880101. The next prime is 787880123. The reversal of 787880113 is 311088787.

It is a happy number.

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 787880113 - 2¹³ = 787871921 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 787880113.

It is not an unprimeable number, because it can be changed into a prime (787880123) 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, 325173 + ... + 327586.

It is an arithmetic number, because the mean of its divisors is an integer number (105747120).

Almost surely, 2^787880113 is an apocalyptic number.

It is an amenable number.

787880113 is a deficient number, since it is larger than the sum of its proper divisors (58096847).

787880113 is a wasteful number, since it uses less digits than its factorization.

787880113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652847.

The product of its (nonzero) digits is 75264, while the sum is 43.

The square root of 787880113 is about 28069.2022152394. The cubic root of 787880113 is about 923.6059304373.

The spelling of 787880113 in words is "seven hundred eighty-seven million, eight hundred eighty thousand, one hundred thirteen".