614889029 has 2 divisors, whose sum is σ = 614889030. Its totient is φ = 614889028.

The previous prime is 614888993. The next prime is 614889071. The reversal of 614889029 is 920988416.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 441966529 + 172922500 = 21023^2 + 13150^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-614889029 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (614889329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307444514 + 307444515.

It is an arithmetic number, because the mean of its divisors is an integer number (307444515).

Almost surely, 2^614889029 is an apocalyptic number.

It is an amenable number.

614889029 is a deficient number, since it is larger than the sum of its proper divisors (1).

614889029 is an equidigital number, since it uses as much as digits as its factorization.

614889029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 47.

The square root of 614889029 is about 24796.9560430308. The cubic root of 614889029 is about 850.3523471177.

The spelling of 614889029 in words is "six hundred fourteen million, eight hundred eighty-nine thousand, twenty-nine".