129098467 has 2 divisors, whose sum is σ = 129098468. Its totient is φ = 129098466.

The previous prime is 129098461. The next prime is 129098531. The reversal of 129098467 is 764890921.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-129098467 is a prime.

It is not a weakly prime, because it can be changed into another prime (129098461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64549233 + 64549234.

It is an arithmetic number, because the mean of its divisors is an integer number (64549234).

Almost surely, 2^129098467 is an apocalyptic number.

129098467 is a deficient number, since it is larger than the sum of its proper divisors (1).

129098467 is an equidigital number, since it uses as much as digits as its factorization.

129098467 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 129098467 is about 11362.1506326927. The cubic root of 129098467 is about 505.4059631433.

The spelling of 129098467 in words is "one hundred twenty-nine million, ninety-eight thousand, four hundred sixty-seven".