1070997 has 4 divisors (see below), whose sum is σ = 1428000. Its totient is φ = 713996.

The previous prime is 1070987. The next prime is 1071023. The reversal of 1070997 is 7990701.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7990701 = 3 ⋅2663567.

It is a cyclic number.

It is not a de Polignac number, because 1070997 - 2⁴ = 1070981 is a prime.

It is a super-2 number, since 2×1070997² = 2294069148018, which contains 22 as substring.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1070947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178497 + ... + 178502.

It is an arithmetic number, because the mean of its divisors is an integer number (357000).

2^1070997 is an apocalyptic number.

It is an amenable number.

1070997 is a deficient number, since it is larger than the sum of its proper divisors (357003).

1070997 is an equidigital number, since it uses as much as digits as its factorization.

1070997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357002.

The product of its (nonzero) digits is 3969, while the sum is 33.

The square root of 1070997 is about 1034.8898492110. The cubic root of 1070997 is about 102.3126699382.

The spelling of 1070997 in words is "one million, seventy thousand, nine hundred ninety-seven".