1700978053 has 2 divisors, whose sum is σ = 1700978054. Its totient is φ = 1700978052.

The previous prime is 1700978051. The next prime is 1700978077. The reversal of 1700978053 is 3508790071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1031565924 + 669412129 = 32118^2 + 25873^2 .

It is an emirp because it is prime and its reverse (3508790071) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1700978053 - 2¹ = 1700978051 is a prime.

Together with 1700978051, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1700977997 and 1700978015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1700978051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 850489026 + 850489027.

It is an arithmetic number, because the mean of its divisors is an integer number (850489027).

Almost surely, 2^1700978053 is an apocalyptic number.

It is an amenable number.

1700978053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1700978053 is an equidigital number, since it uses as much as digits as its factorization.

1700978053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 1700978053 is about 41242.9151855200. The cubic root of 1700978053 is about 1193.7120284039.

The spelling of 1700978053 in words is "one billion, seven hundred million, nine hundred seventy-eight thousand, fifty-three".