103743451 has 4 divisors (see below), whose sum is σ = 118563952. Its totient is φ = 88922952.

The previous prime is 103743433. The next prime is 103743457. The reversal of 103743451 is 154347301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 154347301 = 17 ⋅9079253.

It is a cyclic number.

It is not a de Polignac number, because 103743451 - 2⁷ = 103743323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103743457) 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, 7410240 + ... + 7410253.

It is an arithmetic number, because the mean of its divisors is an integer number (29640988).

Almost surely, 2^103743451 is an apocalyptic number.

103743451 is a deficient number, since it is larger than the sum of its proper divisors (14820501).

103743451 is an equidigital number, since it uses as much as digits as its factorization.

103743451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14820500.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 103743451 is about 10185.4529108921. The cubic root of 103743451 is about 469.8799316049.

The spelling of 103743451 in words is "one hundred three million, seven hundred forty-three thousand, four hundred fifty-one".