194707713 has 4 divisors (see below), whose sum is σ = 259610288. Its totient is φ = 129805140.

The previous prime is 194707697. The next prime is 194707819. The reversal of 194707713 is 317707491.

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 not a de Polignac number, because 194707713 - 2⁴ = 194707697 is a prime.

It is a super-2 number, since 2×194707713² = 75822187003380738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (194707013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32451283 + ... + 32451288.

It is an arithmetic number, because the mean of its divisors is an integer number (64902572).

Almost surely, 2^194707713 is an apocalyptic number.

It is an amenable number.

194707713 is a deficient number, since it is larger than the sum of its proper divisors (64902575).

194707713 is an equidigital number, since it uses as much as digits as its factorization.

194707713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64902574.

The product of its (nonzero) digits is 37044, while the sum is 39.

The square root of 194707713 is about 13953.7705656930. The cubic root of 194707713 is about 579.5991215222.

The spelling of 194707713 in words is "one hundred ninety-four million, seven hundred seven thousand, seven hundred thirteen".