40282003 has 2 divisors, whose sum is σ = 40282004. Its totient is φ = 40282002.

The previous prime is 40281991. The next prime is 40282007. The reversal of 40282003 is 30028204.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40282003 - 2¹³ = 40273811 is a prime.

It is not a weakly prime, because it can be changed into another prime (40282007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20141001 + 20141002.

It is an arithmetic number, because the mean of its divisors is an integer number (20141002).

Almost surely, 2^40282003 is an apocalyptic number.

40282003 is a deficient number, since it is larger than the sum of its proper divisors (1).

40282003 is an equidigital number, since it uses as much as digits as its factorization.

40282003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 40282003 is about 6346.8104588053. The cubic root of 40282003 is about 342.7970052345.

The spelling of 40282003 in words is "forty million, two hundred eighty-two thousand, three".