920561713 has 8 divisors (see below), whose sum is σ = 976203360. Its totient is φ = 865085760.

The previous prime is 920561701. The next prime is 920561749. The reversal of 920561713 is 317165029.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 920561713 - 2¹³ = 920553521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (920561753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29883 + ... + 52288.

It is an arithmetic number, because the mean of its divisors is an integer number (122025420).

Almost surely, 2^920561713 is an apocalyptic number.

It is an amenable number.

920561713 is a deficient number, since it is larger than the sum of its proper divisors (55641647).

920561713 is a wasteful number, since it uses less digits than its factorization.

920561713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82847.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 920561713 is about 30340.7599278594. The cubic root of 920561713 is about 972.7867264505.

The spelling of 920561713 in words is "nine hundred twenty million, five hundred sixty-one thousand, seven hundred thirteen".