40119493 has 2 divisors, whose sum is σ = 40119494. Its totient is φ = 40119492.

The previous prime is 40119437. The next prime is 40119539. The reversal of 40119493 is 39491104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38526849 + 1592644 = 6207^2 + 1262^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40119493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40719493) 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 as a sum of consecutive naturals, namely, 20059746 + 20059747.

It is an arithmetic number, because the mean of its divisors is an integer number (20059747).

Almost surely, 2^40119493 is an apocalyptic number.

It is an amenable number.

40119493 is a deficient number, since it is larger than the sum of its proper divisors (1).

40119493 is an equidigital number, since it uses as much as digits as its factorization.

40119493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 40119493 is about 6333.9950268373. The cubic root of 40119493 is about 342.3354010452.

The spelling of 40119493 in words is "forty million, one hundred nineteen thousand, four hundred ninety-three".