97620628111 has 2 divisors, whose sum is σ = 97620628112. Its totient is φ = 97620628110.

The previous prime is 97620628097. The next prime is 97620628121. The reversal of 97620628111 is 11182602679.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97620628111 - 2⁷ = 97620627983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97620628121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48810314055 + 48810314056.

It is an arithmetic number, because the mean of its divisors is an integer number (48810314056).

Almost surely, 2^97620628111 is an apocalyptic number.

97620628111 is a deficient number, since it is larger than the sum of its proper divisors (1).

97620628111 is an equidigital number, since it uses as much as digits as its factorization.

97620628111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 43.

The spelling of 97620628111 in words is "ninety-seven billion, six hundred twenty million, six hundred twenty-eight thousand, one hundred eleven".