40374137 has 2 divisors, whose sum is σ = 40374138. Its totient is φ = 40374136.

The previous prime is 40374101. The next prime is 40374143. The reversal of 40374137 is 73147304.

40374137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39488656 + 885481 = 6284^2 + 941^2 .

It is a cyclic number.

It is not a de Polignac number, because 40374137 - 2⁸ = 40373881 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40374157) 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 as a sum of consecutive naturals, namely, 20187068 + 20187069.

It is an arithmetic number, because the mean of its divisors is an integer number (20187069).

Almost surely, 2^40374137 is an apocalyptic number.

It is an amenable number.

40374137 is a deficient number, since it is larger than the sum of its proper divisors (1).

40374137 is an equidigital number, since it uses as much as digits as its factorization.

40374137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 40374137 is about 6354.0646046448. The cubic root of 40374137 is about 343.0581575121.

The spelling of 40374137 in words is "forty million, three hundred seventy-four thousand, one hundred thirty-seven".