103404453 has 4 divisors (see below), whose sum is σ = 137872608. Its totient is φ = 68936300.

The previous prime is 103404409. The next prime is 103404467. The reversal of 103404453 is 354404301.

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: 354404301 = 3 ⋅118134767.

It is a cyclic number.

It is not a de Polignac number, because 103404453 - 2²⁵ = 69850021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103404473) 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, 17234073 + ... + 17234078.

It is an arithmetic number, because the mean of its divisors is an integer number (34468152).

Almost surely, 2^103404453 is an apocalyptic number.

It is an amenable number.

103404453 is a deficient number, since it is larger than the sum of its proper divisors (34468155).

103404453 is an equidigital number, since it uses as much as digits as its factorization.

103404453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34468154.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 103404453 is about 10168.7980115646. The cubic root of 103404453 is about 469.3675709978.

Adding to 103404453 its reverse (354404301), we get a palindrome (457808754).

The spelling of 103404453 in words is "one hundred three million, four hundred four thousand, four hundred fifty-three".