1700454149 has 2 divisors, whose sum is σ = 1700454150. Its totient is φ = 1700454148.

The previous prime is 1700454127. The next prime is 1700454187. The reversal of 1700454149 is 9414540071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 935931649 + 764522500 = 30593^2 + 27650^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1700454149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1700454109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 850227074 + 850227075.

It is an arithmetic number, because the mean of its divisors is an integer number (850227075).

Almost surely, 2^1700454149 is an apocalyptic number.

It is an amenable number.

1700454149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1700454149 is an equidigital number, since it uses as much as digits as its factorization.

1700454149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 1700454149 is about 41236.5632539861. The cubic root of 1700454149 is about 1193.5894607389.

The spelling of 1700454149 in words is "one billion, seven hundred million, four hundred fifty-four thousand, one hundred forty-nine".