40260023 has 2 divisors, whose sum is σ = 40260024. Its totient is φ = 40260022.

The previous prime is 40259987. The next prime is 40260037. The reversal of 40260023 is 32006204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40260023 - 2⁸ = 40259767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40259983 and 40260010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40260223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20130011 + 20130012.

It is an arithmetic number, because the mean of its divisors is an integer number (20130012).

Almost surely, 2^40260023 is an apocalyptic number.

40260023 is a deficient number, since it is larger than the sum of its proper divisors (1).

40260023 is an equidigital number, since it uses as much as digits as its factorization.

40260023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 40260023 is about 6345.0786441147. The cubic root of 40260023 is about 342.7346444739.

Adding to 40260023 its reverse (32006204), we get a palindrome (72266227).

The spelling of 40260023 in words is "forty million, two hundred sixty thousand, twenty-three".