40140167 has 2 divisors, whose sum is σ = 40140168. Its totient is φ = 40140166.

The previous prime is 40140161. The next prime is 40140173. The reversal of 40140167 is 76104104.

It is a balanced prime because it is at equal distance from previous prime (40140161) and next prime (40140173).

It is a cyclic number.

It is not a de Polignac number, because 40140167 - 2¹⁸ = 39878023 is a prime.

It is a super-2 number, since 2×40140167² = 3222466013575778, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40140161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20070083 + 20070084.

It is an arithmetic number, because the mean of its divisors is an integer number (20070084).

Almost surely, 2^40140167 is an apocalyptic number.

40140167 is a deficient number, since it is larger than the sum of its proper divisors (1).

40140167 is an equidigital number, since it uses as much as digits as its factorization.

40140167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 40140167 is about 6335.6268040345. The cubic root of 40140167 is about 342.3941939678.

The spelling of 40140167 in words is "forty million, one hundred forty thousand, one hundred sixty-seven".