97552111 has 2 divisors, whose sum is σ = 97552112. Its totient is φ = 97552110.

The previous prime is 97552087. The next prime is 97552121. The reversal of 97552111 is 11125579.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97552111 - 2⁷ = 97551983 is a prime.

It is a Chen prime.

It is a nialpdrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97552121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48776055 + 48776056.

It is an arithmetic number, because the mean of its divisors is an integer number (48776056).

Almost surely, 2^97552111 is an apocalyptic number.

97552111 is a deficient number, since it is larger than the sum of its proper divisors (1).

97552111 is an equidigital number, since it uses as much as digits as its factorization.

97552111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3150, while the sum is 31.

The square root of 97552111 is about 9876.8472196344. The cubic root of 97552111 is about 460.3401878644.

The spelling of 97552111 in words is "ninety-seven million, five hundred fifty-two thousand, one hundred eleven".