40151219 has 2 divisors, whose sum is σ = 40151220. Its totient is φ = 40151218.

The previous prime is 40151213. The next prime is 40151239. The reversal of 40151219 is 91215104.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40151219 - 2⁴ = 40151203 is a prime.

It is a super-2 number, since 2×40151219² = 3224240774371922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 40151194 and 40151203.

It is not a weakly prime, because it can be changed into another prime (40151213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20075609 + 20075610.

It is an arithmetic number, because the mean of its divisors is an integer number (20075610).

Almost surely, 2^40151219 is an apocalyptic number.

40151219 is a deficient number, since it is larger than the sum of its proper divisors (1).

40151219 is an equidigital number, since it uses as much as digits as its factorization.

40151219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 40151219 is about 6336.4989544700. The cubic root of 40151219 is about 342.4256154729.

The spelling of 40151219 in words is "forty million, one hundred fifty-one thousand, two hundred nineteen".