103813744407 has 4 divisors (see below), whose sum is σ = 138418325880. Its totient is φ = 69209162936.

The previous prime is 103813744387. The next prime is 103813744421. The reversal of 103813744407 is 704447318301.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103813744407 - 2²⁶ = 103746635543 is a prime.

It is a super-3 number, since 3×103813744407³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103813734407) 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, 17302290732 + ... + 17302290737.

It is an arithmetic number, because the mean of its divisors is an integer number (34604581470).

Almost surely, 2^103813744407 is an apocalyptic number.

103813744407 is a deficient number, since it is larger than the sum of its proper divisors (34604581473).

103813744407 is an equidigital number, since it uses as much as digits as its factorization.

103813744407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34604581472.

The product of its (nonzero) digits is 225792, while the sum is 42.

The spelling of 103813744407 in words is "one hundred three billion, eight hundred thirteen million, seven hundred forty-four thousand, four hundred seven".