9349451957 has 2 divisors, whose sum is σ = 9349451958. Its totient is φ = 9349451956.

The previous prime is 9349451941. The next prime is 9349452023. The reversal of 9349451957 is 7591549439.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9229637041 + 119814916 = 96071^2 + 10946^2 .

It is a cyclic number.

It is not a de Polignac number, because 9349451957 - 2⁴ = 9349451941 is a prime.

It is a super-2 number, since 2×9349451957² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9349451057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4674725978 + 4674725979.

It is an arithmetic number, because the mean of its divisors is an integer number (4674725979).

Almost surely, 2^9349451957 is an apocalyptic number.

It is an amenable number.

9349451957 is a deficient number, since it is larger than the sum of its proper divisors (1).

9349451957 is an equidigital number, since it uses as much as digits as its factorization.

9349451957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6123600, while the sum is 56.

The square root of 9349451957 is about 96692.5641246523. The cubic root of 9349451957 is about 2106.6645381522.

The spelling of 9349451957 in words is "nine billion, three hundred forty-nine million, four hundred fifty-one thousand, nine hundred fifty-seven".