104213397 has 4 divisors (see below), whose sum is σ = 138951200. Its totient is φ = 69475596.

The previous prime is 104213359. The next prime is 104213401. The reversal of 104213397 is 793312401.

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 104213397 - 2¹⁰ = 104212373 is a prime.

It is a super-2 number, since 2×104213397² = 21720864228559218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104213357) 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, 17368897 + ... + 17368902.

It is an arithmetic number, because the mean of its divisors is an integer number (34737800).

Almost surely, 2^104213397 is an apocalyptic number.

It is an amenable number.

104213397 is a deficient number, since it is larger than the sum of its proper divisors (34737803).

104213397 is an equidigital number, since it uses as much as digits as its factorization.

104213397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34737802.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 104213397 is about 10208.4963143452. The cubic root of 104213397 is about 470.5883638054.

Adding to 104213397 its reverse (793312401), we get a palindrome (897525798).

The spelling of 104213397 in words is "one hundred four million, two hundred thirteen thousand, three hundred ninety-seven".