97417381 has 2 divisors, whose sum is σ = 97417382. Its totient is φ = 97417380.

The previous prime is 97417301. The next prime is 97417393. The reversal of 97417381 is 18371479.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94965025 + 2452356 = 9745^2 + 1566^2 .

It is a cyclic number.

It is not a de Polignac number, because 97417381 - 2⁷ = 97417253 is a prime.

It is a super-2 number, since 2×97417381² = 18980292241798322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97417301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48708690 + 48708691.

It is an arithmetic number, because the mean of its divisors is an integer number (48708691).

Almost surely, 2^97417381 is an apocalyptic number.

It is an amenable number.

97417381 is a deficient number, since it is larger than the sum of its proper divisors (1).

97417381 is an equidigital number, since it uses as much as digits as its factorization.

97417381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 40.

The square root of 97417381 is about 9870.0243667379. The cubic root of 97417381 is about 460.1281637210.

The spelling of 97417381 in words is "ninety-seven million, four hundred seventeen thousand, three hundred eighty-one".