103551143 has 2 divisors, whose sum is σ = 103551144. Its totient is φ = 103551142.

The previous prime is 103551139. The next prime is 103551163. The reversal of 103551143 is 341155301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103551143 - 2² = 103551139 is a prime.

It is a super-3 number, since 3×103551143³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103551103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51775571 + 51775572.

It is an arithmetic number, because the mean of its divisors is an integer number (51775572).

Almost surely, 2^103551143 is an apocalyptic number.

103551143 is a deficient number, since it is larger than the sum of its proper divisors (1).

103551143 is an equidigital number, since it uses as much as digits as its factorization.

103551143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 103551143 is about 10176.0082055785. The cubic root of 103551143 is about 469.5894150769.

The spelling of 103551143 in words is "one hundred three million, five hundred fifty-one thousand, one hundred forty-three".