29420306887 has 2 divisors, whose sum is σ = 29420306888. Its totient is φ = 29420306886.

The previous prime is 29420306843. The next prime is 29420306899. The reversal of 29420306887 is 78860302492.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 29420306887 - 2⁷ = 29420306759 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29420306887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29420306807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14710153443 + 14710153444.

It is an arithmetic number, because the mean of its divisors is an integer number (14710153444).

Almost surely, 2^29420306887 is an apocalyptic number.

29420306887 is a deficient number, since it is larger than the sum of its proper divisors (1).

29420306887 is an equidigital number, since it uses as much as digits as its factorization.

29420306887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 29420306887 in words is "twenty-nine billion, four hundred twenty million, three hundred six thousand, eight hundred eighty-seven".