40703143 has 12 divisors (see below), whose sum is σ = 44310888. Its totient is φ = 37371360.

The previous prime is 40703137. The next prime is 40703161. The reversal of 40703143 is 34130704.

It is a happy number.

40703143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40703143 - 2²¹ = 38605991 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 (40703183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37833 + ... + 38893.

It is an arithmetic number, because the mean of its divisors is an integer number (3692574).

Almost surely, 2^40703143 is an apocalyptic number.

40703143 is a deficient number, since it is larger than the sum of its proper divisors (3607745).

40703143 is a wasteful number, since it uses less digits than its factorization.

40703143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314 (or 1301 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 40703143 is about 6379.9014882677. The cubic root of 40703143 is about 343.9874899678.

Adding to 40703143 its reverse (34130704), we get a palindrome (74833847).

The spelling of 40703143 in words is "forty million, seven hundred three thousand, one hundred forty-three".