185013097 has 2 divisors, whose sum is σ = 185013098. Its totient is φ = 185013096.

The previous prime is 185013043. The next prime is 185013131. The reversal of 185013097 is 790310581.

It is a happy number.

It is an a-pointer prime, because the next prime (185013131) can be obtained adding 185013097 to its sum of digits (34).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108555561 + 76457536 = 10419^2 + 8744^2 .

It is a cyclic number.

It is not a de Polignac number, because 185013097 - 2⁷ = 185012969 is a prime.

It is not a weakly prime, because it can be changed into another prime (185010097) 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, 92506548 + 92506549.

It is an arithmetic number, because the mean of its divisors is an integer number (92506549).

Almost surely, 2^185013097 is an apocalyptic number.

It is an amenable number.

185013097 is a deficient number, since it is larger than the sum of its proper divisors (1).

185013097 is an equidigital number, since it uses as much as digits as its factorization.

185013097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 185013097 is about 13601.9519555099. The cubic root of 185013097 is about 569.8153675119.

The spelling of 185013097 in words is "one hundred eighty-five million, thirteen thousand, ninety-seven".