614354661 has 12 divisors (see below), whose sum is σ = 892847488. Its totient is φ = 407056104.

The previous prime is 614354651. The next prime is 614354677. The reversal of 614354661 is 166453416.

It is a happy number.

614354661 is a `hidden beast` number, since 614 + 35 + 4 + 6 + 6 + 1 = 666.

It is not a de Polignac number, because 614354661 - 2⁹ = 614354149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (614354651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 207925 + ... + 210858.

Almost surely, 2^614354661 is an apocalyptic number.

It is an amenable number.

614354661 is a deficient number, since it is larger than the sum of its proper divisors (278492827).

614354661 is a wasteful number, since it uses less digits than its factorization.

614354661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418952 (or 418949 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 614354661 is about 24786.1788301464. The cubic root of 614354661 is about 850.1059434268.

The spelling of 614354661 in words is "six hundred fourteen million, three hundred fifty-four thousand, six hundred sixty-one".