40123607 has 2 divisors, whose sum is σ = 40123608. Its totient is φ = 40123606.

The previous prime is 40123583. The next prime is 40123619. The reversal of 40123607 is 70632104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40123607 - 2⁸ = 40123351 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40123507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20061803 + 20061804.

It is an arithmetic number, because the mean of its divisors is an integer number (20061804).

Almost surely, 2^40123607 is an apocalyptic number.

40123607 is a deficient number, since it is larger than the sum of its proper divisors (1).

40123607 is an equidigital number, since it uses as much as digits as its factorization.

40123607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 40123607 is about 6334.3197740562. The cubic root of 40123607 is about 342.3471020880.

The spelling of 40123607 in words is "forty million, one hundred twenty-three thousand, six hundred seven".