1700143457 has 2 divisors, whose sum is σ = 1700143458. Its totient is φ = 1700143456.

The previous prime is 1700143411. The next prime is 1700143477. The reversal of 1700143457 is 7543410071.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1564677136 + 135466321 = 39556^2 + 11639^2 .

It is an emirp because it is prime and its reverse (7543410071) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1700143457 - 2²² = 1695949153 is a prime.

It is not a weakly prime, because it can be changed into another prime (1700143477) 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, 850071728 + 850071729.

It is an arithmetic number, because the mean of its divisors is an integer number (850071729).

Almost surely, 2^1700143457 is an apocalyptic number.

It is an amenable number.

1700143457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1700143457 is an equidigital number, since it uses as much as digits as its factorization.

1700143457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 1700143457 is about 41232.7958911350. The cubic root of 1700143457 is about 1193.5167622612.

The spelling of 1700143457 in words is "one billion, seven hundred million, one hundred forty-three thousand, four hundred fifty-seven".