1650180097 has 2 divisors, whose sum is σ = 1650180098. Its totient is φ = 1650180096.

The previous prime is 1650180079. The next prime is 1650180101. The reversal of 1650180097 is 7900810561.

Together with previous prime (1650180079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1047428496 + 602751601 = 32364^2 + 24551^2 .

It is a cyclic number.

It is not a de Polignac number, because 1650180097 - 2⁷ = 1650179969 is a prime.

It is not a weakly prime, because it can be changed into another prime (1650181097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 825090048 + 825090049.

It is an arithmetic number, because the mean of its divisors is an integer number (825090049).

Almost surely, 2^1650180097 is an apocalyptic number.

It is an amenable number.

1650180097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1650180097 is an equidigital number, since it uses as much as digits as its factorization.

1650180097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 37.

The square root of 1650180097 is about 40622.4088035163. The cubic root of 1650180097 is about 1181.7087417229.

The spelling of 1650180097 in words is "one billion, six hundred fifty million, one hundred eighty thousand, ninety-seven".