1010397 has 4 divisors (see below), whose sum is σ = 1347200. Its totient is φ = 673596.

The previous prime is 1010381. The next prime is 1010407. The reversal of 1010397 is 7930101.

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.

It is not a de Polignac number, because 1010397 - 2⁴ = 1010381 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010357) 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, 168397 + ... + 168402.

It is an arithmetic number, because the mean of its divisors is an integer number (336800).

2^1010397 is an apocalyptic number.

It is an amenable number.

1010397 is a deficient number, since it is larger than the sum of its proper divisors (336803).

1010397 is an equidigital number, since it uses as much as digits as its factorization.

1010397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336802.

The product of its (nonzero) digits is 189, while the sum is 21.

The square root of 1010397 is about 1005.1850575889. The cubic root of 1010397 is about 100.3453724720.

Adding to 1010397 its reverse (7930101), we get a palindrome (8940498).

The spelling of 1010397 in words is "one million, ten thousand, three hundred ninety-seven".