98971151 has 2 divisors, whose sum is σ = 98971152. Its totient is φ = 98971150.

The previous prime is 98971099. The next prime is 98971153. The reversal of 98971151 is 15117989.

It is a strong prime.

It is an emirp because it is prime and its reverse (15117989) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98971151 is a prime.

Together with 98971153, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 98971099 and 98971108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98971153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49485575 + 49485576.

It is an arithmetic number, because the mean of its divisors is an integer number (49485576).

Almost surely, 2^98971151 is an apocalyptic number.

98971151 is a deficient number, since it is larger than the sum of its proper divisors (1).

98971151 is an equidigital number, since it uses as much as digits as its factorization.

98971151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 41.

The square root of 98971151 is about 9948.4245486409. The cubic root of 98971151 is about 462.5615614183.

The spelling of 98971151 in words is "ninety-eight million, nine hundred seventy-one thousand, one hundred fifty-one".