40119939 has 6 divisors (see below), whose sum is σ = 57951036. Its totient is φ = 26746620.

The previous prime is 40119931. The next prime is 40119953. The reversal of 40119939 is 93991104.

It is not a de Polignac number, because 40119939 - 2³ = 40119931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40119931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2228877 + ... + 2228894.

It is an arithmetic number, because the mean of its divisors is an integer number (9658506).

Almost surely, 2^40119939 is an apocalyptic number.

40119939 is a deficient number, since it is larger than the sum of its proper divisors (17831097).

40119939 is a wasteful number, since it uses less digits than its factorization.

40119939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4457777 (or 4457774 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 40119939 is about 6334.0302335875. The cubic root of 40119939 is about 342.3366695975.

The spelling of 40119939 in words is "forty million, one hundred nineteen thousand, nine hundred thirty-nine".