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995667997 is a prime number
BaseRepresentation
bin111011010110001…
…011000000011101
32120101112011201111
4323112023000131
54014342333442
6242444342021
733450016102
oct7326130035
92511464644
10995667997
11471035115
12239544911
1312b38147c
1496340aa9
155c627b17
hex3b58b01d

995667997 has 2 divisors, whose sum is σ = 995667998. Its totient is φ = 995667996.

The previous prime is 995667979. The next prime is 995668007. The reversal of 995667997 is 799766599.

995667997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (995667979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 726248601 + 269419396 = 26949^2 + 16414^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-995667997 is a prime.

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, 497833998 + 497833999.

It is an arithmetic number, because the mean of its divisors is an integer number (497833999).

Almost surely, 2995667997 is an apocalyptic number.

It is an amenable number.

995667997 is a deficient number, since it is larger than the sum of its proper divisors (1).

995667997 is an equidigital number, since it uses as much as digits as its factorization.

995667997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57868020, while the sum is 67.

The square root of 995667997 is about 31554.2072789034. The cubic root of 995667997 is about 998.5539088283.

The spelling of 995667997 in words is "nine hundred ninety-five million, six hundred sixty-seven thousand, nine hundred ninety-seven".