40931119 has 2 divisors, whose sum is σ = 40931120. Its totient is φ = 40931118.

The previous prime is 40931113. The next prime is 40931131. The reversal of 40931119 is 91113904.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40931119 - 2⁹ = 40930607 is a prime.

It is a super-2 number, since 2×40931119² = 3350713005184322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40931113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20465559 + 20465560.

It is an arithmetic number, because the mean of its divisors is an integer number (20465560).

Almost surely, 2^40931119 is an apocalyptic number.

40931119 is a deficient number, since it is larger than the sum of its proper divisors (1).

40931119 is an equidigital number, since it uses as much as digits as its factorization.

40931119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 40931119 is about 6397.7432739990. The cubic root of 40931119 is about 344.6285128291.

The spelling of 40931119 in words is "forty million, nine hundred thirty-one thousand, one hundred nineteen".