30400116287 has 2 divisors, whose sum is σ = 30400116288. Its totient is φ = 30400116286.

The previous prime is 30400116269. The next prime is 30400116319. The reversal of 30400116287 is 78261100403.

It is an a-pointer prime, because the next prime (30400116319) can be obtained adding 30400116287 to its sum of digits (32).

It is a weak prime.

It is an emirp because it is prime and its reverse (78261100403) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30400116287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30400115287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15200058143 + 15200058144.

It is an arithmetic number, because the mean of its divisors is an integer number (15200058144).

Almost surely, 2^30400116287 is an apocalyptic number.

30400116287 is a deficient number, since it is larger than the sum of its proper divisors (1).

30400116287 is an equidigital number, since it uses as much as digits as its factorization.

30400116287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

It can be divided in two parts, 30400116 and 287, that added together give a palindrome (30400403).

The spelling of 30400116287 in words is "thirty billion, four hundred million, one hundred sixteen thousand, two hundred eighty-seven".