40106137 has 2 divisors, whose sum is σ = 40106138. Its totient is φ = 40106136.

The previous prime is 40106123. The next prime is 40106147. The reversal of 40106137 is 73160104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29419776 + 10686361 = 5424^2 + 3269^2 .

It is a cyclic number.

It is not a de Polignac number, because 40106137 - 2¹¹ = 40104089 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40106147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20053068 + 20053069.

It is an arithmetic number, because the mean of its divisors is an integer number (20053069).

Almost surely, 2^40106137 is an apocalyptic number.

It is an amenable number.

40106137 is a deficient number, since it is larger than the sum of its proper divisors (1).

40106137 is an equidigital number, since it uses as much as digits as its factorization.

40106137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 40106137 is about 6332.9406281758. The cubic root of 40106137 is about 342.2974083826.

The spelling of 40106137 in words is "forty million, one hundred six thousand, one hundred thirty-seven".