40655119 has 4 divisors (see below), whose sum is σ = 41753944. Its totient is φ = 39556296.

The previous prime is 40655107. The next prime is 40655123. The reversal of 40655119 is 91155604.

40655119 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40655119 is a prime.

It is a super-2 number, since 2×40655119² = 3305677401808322, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40655179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 549357 + ... + 549430.

It is an arithmetic number, because the mean of its divisors is an integer number (10438486).

Almost surely, 2^40655119 is an apocalyptic number.

40655119 is a deficient number, since it is larger than the sum of its proper divisors (1098825).

40655119 is a wasteful number, since it uses less digits than its factorization.

40655119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098824.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 40655119 is about 6376.1366829766. The cubic root of 40655119 is about 343.8521510626.

The spelling of 40655119 in words is "forty million, six hundred fifty-five thousand, one hundred nineteen".