614429971 has 2 divisors, whose sum is σ = 614429972. Its totient is φ = 614429970.

The previous prime is 614429957. The next prime is 614430017. The reversal of 614429971 is 179924416.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 614429971 - 2¹³ = 614421779 is a prime.

It is not a weakly prime, because it can be changed into another prime (614429911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307214985 + 307214986.

It is an arithmetic number, because the mean of its divisors is an integer number (307214986).

Almost surely, 2^614429971 is an apocalyptic number.

614429971 is a deficient number, since it is larger than the sum of its proper divisors (1).

614429971 is an equidigital number, since it uses as much as digits as its factorization.

614429971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 43.

The square root of 614429971 is about 24787.6979770208. The cubic root of 614429971 is about 850.1406784460.

The spelling of 614429971 in words is "six hundred fourteen million, four hundred twenty-nine thousand, nine hundred seventy-one".