97901361 has 12 divisors (see below), whose sum is σ = 146289780. Its totient is φ = 63016800.

The previous prime is 97901359. The next prime is 97901381. The reversal of 97901361 is 16310979.

It can be written as a sum of positive squares in 2 ways, for example, as 25310961 + 72590400 = 5031^2 + 8520^2 .

It is not a de Polignac number, because 97901361 - 2¹ = 97901359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97901341) 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, 187290 + ... + 187811.

It is an arithmetic number, because the mean of its divisors is an integer number (12190815).

Almost surely, 2^97901361 is an apocalyptic number.

It is an amenable number.

97901361 is a deficient number, since it is larger than the sum of its proper divisors (48388419).

97901361 is a wasteful number, since it uses less digits than its factorization.

97901361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375136 (or 375133 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 36.

The square root of 97901361 is about 9894.5116605116. The cubic root of 97901361 is about 460.8888940056. Note that the first 4 decimals are identical.

The spelling of 97901361 in words is "ninety-seven million, nine hundred one thousand, three hundred sixty-one".