229140787 has 2 divisors, whose sum is σ = 229140788. Its totient is φ = 229140786.

The previous prime is 229140767. The next prime is 229140797. The reversal of 229140787 is 787041922.

229140787 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 229140787 - 2¹¹ = 229138739 is a prime.

It is not a weakly prime, because it can be changed into another prime (229140707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114570393 + 114570394.

It is an arithmetic number, because the mean of its divisors is an integer number (114570394).

Almost surely, 2^229140787 is an apocalyptic number.

229140787 is a deficient number, since it is larger than the sum of its proper divisors (1).

229140787 is an equidigital number, since it uses as much as digits as its factorization.

229140787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 229140787 is about 15137.3969690961. The cubic root of 229140787 is about 611.9286685129.

The spelling of 229140787 in words is "two hundred twenty-nine million, one hundred forty thousand, seven hundred eighty-seven".