9997470629 has 2 divisors, whose sum is σ = 9997470630. Its totient is φ = 9997470628.

The previous prime is 9997470617. The next prime is 9997470647. The reversal of 9997470629 is 9260747999.

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., 7606456225 + 2391014404 = 87215^2 + 48898^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9997470629 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4998735314 + 4998735315.

It is an arithmetic number, because the mean of its divisors is an integer number (4998735315).

Almost surely, 2^9997470629 is an apocalyptic number.

It is an amenable number.

9997470629 is a deficient number, since it is larger than the sum of its proper divisors (1).

9997470629 is an equidigital number, since it uses as much as digits as its factorization.

9997470629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15431472, while the sum is 62.

The square root of 9997470629 is about 99987.3523451841. The cubic root of 9997470629 is about 2154.2530292272.

The spelling of 9997470629 in words is "nine billion, nine hundred ninety-seven million, four hundred seventy thousand, six hundred twenty-nine".