9103401997 has 2 divisors, whose sum is σ = 9103401998. Its totient is φ = 9103401996.

The previous prime is 9103401973. The next prime is 9103402027. The reversal of 9103401997 is 7991043019.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5383743876 + 3719658121 = 73374^2 + 60989^2 .

It is a cyclic number.

It is not a de Polignac number, because 9103401997 - 2⁷ = 9103401869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9103401907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4551700998 + 4551700999.

It is an arithmetic number, because the mean of its divisors is an integer number (4551700999).

Almost surely, 2^9103401997 is an apocalyptic number.

It is an amenable number.

9103401997 is a deficient number, since it is larger than the sum of its proper divisors (1).

9103401997 is an equidigital number, since it uses as much as digits as its factorization.

9103401997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 9103401997 is about 95411.7497848142. The cubic root of 9103401997 is about 2088.0196129704.

The spelling of 9103401997 in words is "nine billion, one hundred three million, four hundred one thousand, nine hundred ninety-seven".