9907401601 has 2 divisors, whose sum is σ = 9907401602. Its totient is φ = 9907401600.

The previous prime is 9907401589. The next prime is 9907401611. The reversal of 9907401601 is 1061047099.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7698307600 + 2209094001 = 87740^2 + 47001^2 .

It is a cyclic number.

It is not a de Polignac number, because 9907401601 - 2⁷ = 9907401473 is a prime.

It is not a weakly prime, because it can be changed into another prime (9907401611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4953700800 + 4953700801.

It is an arithmetic number, because the mean of its divisors is an integer number (4953700801).

Almost surely, 2^9907401601 is an apocalyptic number.

It is an amenable number.

9907401601 is a deficient number, since it is larger than the sum of its proper divisors (1).

9907401601 is an equidigital number, since it uses as much as digits as its factorization.

9907401601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 9907401601 is about 99535.9312057711. The cubic root of 9907401601 is about 2147.7641513252.

The spelling of 9907401601 in words is "nine billion, nine hundred seven million, four hundred one thousand, six hundred one".