40903619 has 2 divisors, whose sum is σ = 40903620. Its totient is φ = 40903618.

The previous prime is 40903607. The next prime is 40903631. The reversal of 40903619 is 91630904.

It is a balanced prime because it is at equal distance from previous prime (40903607) and next prime (40903631).

It is a cyclic number.

It is not a de Polignac number, because 40903619 - 2²⁰ = 39855043 is a prime.

It is a super-2 number, since 2×40903619² = 3346212094594322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40983619) 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, 20451809 + 20451810.

It is an arithmetic number, because the mean of its divisors is an integer number (20451810).

Almost surely, 2^40903619 is an apocalyptic number.

40903619 is a deficient number, since it is larger than the sum of its proper divisors (1).

40903619 is an equidigital number, since it uses as much as digits as its factorization.

40903619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 40903619 is about 6395.5937175527. The cubic root of 40903619 is about 344.5513147819.

The spelling of 40903619 in words is "forty million, nine hundred three thousand, six hundred nineteen".