40060019 has 2 divisors, whose sum is σ = 40060020. Its totient is φ = 40060018.

The previous prime is 40060001. The next prime is 40060039. The reversal of 40060019 is 91006004.

It is an a-pointer prime, because the next prime (40060039) can be obtained adding 40060019 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40060019 - 2²⁰ = 39011443 is a prime.

It is a super-2 number, since 2×40060019² = 3209610244560722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40060039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20030009 + 20030010.

It is an arithmetic number, because the mean of its divisors is an integer number (20030010).

Almost surely, 2^40060019 is an apocalyptic number.

40060019 is a deficient number, since it is larger than the sum of its proper divisors (1).

40060019 is an equidigital number, since it uses as much as digits as its factorization.

40060019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 40060019 is about 6329.2984603351. The cubic root of 40060019 is about 342.1661555975.

The spelling of 40060019 in words is "forty million, sixty thousand, nineteen".