989614097 has 2 divisors, whose sum is σ = 989614098. Its totient is φ = 989614096.

The previous prime is 989614057. The next prime is 989614103. The reversal of 989614097 is 790416989.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 874030096 + 115584001 = 29564^2 + 10751^2 .

It is a cyclic number.

It is not a de Polignac number, because 989614097 - 2¹⁰ = 989613073 is a prime.

It is a super-2 number, since 2×989614097² = 1958672121962250818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (989614027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494807048 + 494807049.

It is an arithmetic number, because the mean of its divisors is an integer number (494807049).

Almost surely, 2^989614097 is an apocalyptic number.

It is an amenable number.

989614097 is a deficient number, since it is larger than the sum of its proper divisors (1).

989614097 is an equidigital number, since it uses as much as digits as its factorization.

989614097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 53.

The square root of 989614097 is about 31458.1324461577. The cubic root of 989614097 is about 996.5259774766.

The spelling of 989614097 in words is "nine hundred eighty-nine million, six hundred fourteen thousand, ninety-seven".