614375681 has 4 divisors (see below), whose sum is σ = 627447552. Its totient is φ = 601303812.

The previous prime is 614375677. The next prime is 614375687. The reversal of 614375681 is 186573416.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 614375681 - 2² = 614375677 is a prime.

It is a super-2 number, since 2×614375681² = 754914954808427522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (614375687) 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 in 3 ways as a sum of consecutive naturals, for example, 6535865 + ... + 6535958.

It is an arithmetic number, because the mean of its divisors is an integer number (156861888).

Almost surely, 2^614375681 is an apocalyptic number.

It is an amenable number.

614375681 is a deficient number, since it is larger than the sum of its proper divisors (13071871).

614375681 is a wasteful number, since it uses less digits than its factorization.

614375681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13071870.

The product of its digits is 120960, while the sum is 41.

The square root of 614375681 is about 24786.6028531544. The cubic root of 614375681 is about 850.1156387078.

The spelling of 614375681 in words is "six hundred fourteen million, three hundred seventy-five thousand, six hundred eighty-one".