1051697 has 2 divisors, whose sum is σ = 1051698. Its totient is φ = 1051696.

The previous prime is 1051663. The next prime is 1051709. The reversal of 1051697 is 7961501.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1008016 + 43681 = 1004^2 + 209^2 .

It is a cyclic number.

It is not a de Polignac number, because 1051697 - 2¹⁴ = 1035313 is a prime.

It is a super-2 number, since 2×1051697² = 2212133159618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1051607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525848 + 525849.

It is an arithmetic number, because the mean of its divisors is an integer number (525849).

2^1051697 is an apocalyptic number.

It is an amenable number.

1051697 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051697 is an equidigital number, since it uses as much as digits as its factorization.

1051697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 29.

The square root of 1051697 is about 1025.5227935058. The cubic root of 1051697 is about 101.6943625461.

The spelling of 1051697 in words is "one million, fifty-one thousand, six hundred ninety-seven".