40080319 has 2 divisors, whose sum is σ = 40080320. Its totient is φ = 40080318.

The previous prime is 40080317. The next prime is 40080323. The reversal of 40080319 is 91308004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40080319 - 2¹ = 40080317 is a prime.

It is a super-2 number, since 2×40080319² = 3212863942283522, which contains 22 as substring.

Together with 40080317, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 40080293 and 40080302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40080317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20040159 + 20040160.

It is an arithmetic number, because the mean of its divisors is an integer number (20040160).

Almost surely, 2^40080319 is an apocalyptic number.

40080319 is a deficient number, since it is larger than the sum of its proper divisors (1).

40080319 is an equidigital number, since it uses as much as digits as its factorization.

40080319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 40080319 is about 6330.9019104706. The cubic root of 40080319 is about 342.2239422237.

The spelling of 40080319 in words is "forty million, eighty thousand, three hundred nineteen".