97867051 has 2 divisors, whose sum is σ = 97867052. Its totient is φ = 97867050.

The previous prime is 97867037. The next prime is 97867057. The reversal of 97867051 is 15076879.

It is a strong prime.

It is an emirp because it is prime and its reverse (15076879) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97867051 - 2⁹ = 97866539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97866989 and 97867007.

It is not a weakly prime, because it can be changed into another prime (97867057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48933525 + 48933526.

It is an arithmetic number, because the mean of its divisors is an integer number (48933526).

Almost surely, 2^97867051 is an apocalyptic number.

97867051 is a deficient number, since it is larger than the sum of its proper divisors (1).

97867051 is an equidigital number, since it uses as much as digits as its factorization.

97867051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 43.

The square root of 97867051 is about 9892.7777191242. Note that the first 4 decimals coincide. The cubic root of 97867051 is about 460.8350474761.

The spelling of 97867051 in words is "ninety-seven million, eight hundred sixty-seven thousand, fifty-one".