97801127 has 2 divisors, whose sum is σ = 97801128. Its totient is φ = 97801126.

The previous prime is 97801097. The next prime is 97801139. The reversal of 97801127 is 72110879.

It is a strong prime.

It is an emirp because it is prime and its reverse (72110879) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97801127 - 2¹⁸ = 97538983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97801177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48900563 + 48900564.

It is an arithmetic number, because the mean of its divisors is an integer number (48900564).

Almost surely, 2^97801127 is an apocalyptic number.

97801127 is a deficient number, since it is larger than the sum of its proper divisors (1).

97801127 is an equidigital number, since it uses as much as digits as its factorization.

97801127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 35.

The square root of 97801127 is about 9889.4452321655. The cubic root of 97801127 is about 460.7315502202.

The spelling of 97801127 in words is "ninety-seven million, eight hundred one thousand, one hundred twenty-seven".