913971601 has 8 divisors (see below), whose sum is σ = 932143464. Its totient is φ = 895902720.

The previous prime is 913971599. The next prime is 913971661. The reversal of 913971601 is 106179319.

913971601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 309795201 + 604176400 = 17601^2 + 24580^2 .

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 913971601 - 2¹ = 913971599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (913971661) 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, 7696 + ... + 43441.

It is an arithmetic number, because the mean of its divisors is an integer number (116517933).

Almost surely, 2^913971601 is an apocalyptic number.

It is an amenable number.

913971601 is a deficient number, since it is larger than the sum of its proper divisors (18171863).

913971601 is a wasteful number, since it uses less digits than its factorization.

913971601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51491.

The product of its (nonzero) digits is 10206, while the sum is 37.

The square root of 913971601 is about 30231.9632342989. The cubic root of 913971601 is about 970.4598383036.

The spelling of 913971601 in words is "nine hundred thirteen million, nine hundred seventy-one thousand, six hundred one".