69414971 has 2 divisors, whose sum is σ = 69414972. Its totient is φ = 69414970.

The previous prime is 69414967. The next prime is 69414973. The reversal of 69414971 is 17941496.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 69414971 - 2² = 69414967 is a prime.

Together with 69414973, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (69414973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34707485 + 34707486.

It is an arithmetic number, because the mean of its divisors is an integer number (34707486).

Almost surely, 2^69414971 is an apocalyptic number.

69414971 is a deficient number, since it is larger than the sum of its proper divisors (1).

69414971 is an equidigital number, since it uses as much as digits as its factorization.

69414971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 41.

The square root of 69414971 is about 8331.5647389911. The cubic root of 69414971 is about 410.9771872815.

The spelling of 69414971 in words is "sixty-nine million, four hundred fourteen thousand, nine hundred seventy-one".