40454119 has 2 divisors, whose sum is σ = 40454120. Its totient is φ = 40454118.

The previous prime is 40454107. The next prime is 40454123. The reversal of 40454119 is 91145404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40454119 - 2¹⁷ = 40323047 is a prime.

It is a super-2 number, since 2×40454119² = 3273071488132322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40454129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20227059 + 20227060.

It is an arithmetic number, because the mean of its divisors is an integer number (20227060).

Almost surely, 2^40454119 is an apocalyptic number.

40454119 is a deficient number, since it is larger than the sum of its proper divisors (1).

40454119 is an equidigital number, since it uses as much as digits as its factorization.

40454119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 40454119 is about 6360.3552573736. The cubic root of 40454119 is about 343.2845431868.

The spelling of 40454119 in words is "forty million, four hundred fifty-four thousand, one hundred nineteen".