194713653 has 24 divisors (see below), whose sum is σ = 285951168. Its totient is φ = 117615168.

The previous prime is 194713643. The next prime is 194713657. The reversal of 194713653 is 356317491.

194713653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 194713653 - 2⁴ = 194713637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194713657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21001 + ... + 28817.

It is an arithmetic number, because the mean of its divisors is an integer number (11914632).

Almost surely, 2^194713653 is an apocalyptic number.

It is an amenable number.

194713653 is a deficient number, since it is larger than the sum of its proper divisors (91237515).

194713653 is a wasteful number, since it uses less digits than its factorization.

194713653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7881 (or 7862 counting only the distinct ones).

The product of its digits is 68040, while the sum is 39.

The square root of 194713653 is about 13953.9834097651. The cubic root of 194713653 is about 579.6050154572.

The spelling of 194713653 in words is "one hundred ninety-four million, seven hundred thirteen thousand, six hundred fifty-three".