97186501123 has 2 divisors, whose sum is σ = 97186501124. Its totient is φ = 97186501122.

The previous prime is 97186501043. The next prime is 97186501201. The reversal of 97186501123 is 32110568179.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97186501123 - 2²⁹ = 96649630211 is a prime.

It is a super-2 number, since 2×97186501123² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 97186501123.

It is not a weakly prime, because it can be changed into another prime (97186502123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48593250561 + 48593250562.

It is an arithmetic number, because the mean of its divisors is an integer number (48593250562).

Almost surely, 2^97186501123 is an apocalyptic number.

97186501123 is a deficient number, since it is larger than the sum of its proper divisors (1).

97186501123 is an equidigital number, since it uses as much as digits as its factorization.

97186501123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 43.

The spelling of 97186501123 in words is "ninety-seven billion, one hundred eighty-six million, five hundred one thousand, one hundred twenty-three".