103400343773 has 4 divisors (see below), whose sum is σ = 103549983168. Its totient is φ = 103250704380.

The previous prime is 103400343733. The next prime is 103400343793. The reversal of 103400343773 is 377343004301.

It is a happy number.

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: 377343004301 = 277 ⋅1362249113.

It is a cyclic number.

It is not a de Polignac number, because 103400343773 - 2¹⁴ = 103400327389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103400343713) 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, 74818661 + ... + 74820042.

It is an arithmetic number, because the mean of its divisors is an integer number (25887495792).

Almost surely, 2^103400343773 is an apocalyptic number.

It is an amenable number.

103400343773 is a deficient number, since it is larger than the sum of its proper divisors (149639395).

103400343773 is an equidigital number, since it uses as much as digits as its factorization.

103400343773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149639394.

The product of its (nonzero) digits is 63504, while the sum is 35.

The spelling of 103400343773 in words is "one hundred three billion, four hundred million, three hundred forty-three thousand, seven hundred seventy-three".