40315125 has 16 divisors (see below), whose sum is σ = 67084992. Its totient is φ = 21501200.

The previous prime is 40315117. The next prime is 40315129. The reversal of 40315125 is 52151304.

It is not a de Polignac number, because 40315125 - 2³ = 40315117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40315129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53379 + ... + 54128.

It is an arithmetic number, because the mean of its divisors is an integer number (4192812).

Almost surely, 2^40315125 is an apocalyptic number.

It is an amenable number.

40315125 is a deficient number, since it is larger than the sum of its proper divisors (26769867).

40315125 is a wasteful number, since it uses less digits than its factorization.

40315125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107525 (or 107515 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 40315125 is about 6349.4192647832. The cubic root of 40315125 is about 342.8909347894.

Adding to 40315125 its reverse (52151304), we get a palindrome (92466429).

The spelling of 40315125 in words is "forty million, three hundred fifteen thousand, one hundred twenty-five".