40153125 has 24 divisors (see below), whose sum is σ = 66933216. Its totient is φ = 21410000.

The previous prime is 40153111. The next prime is 40153129. The reversal of 40153125 is 52135104.

It is not a de Polignac number, because 40153125 - 2⁴ = 40153109 is a prime.

It is a super-2 number, since 2×40153125² = 3224546894531250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40153129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7234 + ... + 11516.

It is an arithmetic number, because the mean of its divisors is an integer number (2788884).

Almost surely, 2^40153125 is an apocalyptic number.

It is an amenable number.

40153125 is a deficient number, since it is larger than the sum of its proper divisors (26780091).

40153125 is an frugal number, since it uses more digits than its factorization.

40153125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4311 (or 4291 counting only the distinct ones).

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

The square root of 40153125 is about 6336.6493511950. The cubic root of 40153125 is about 342.4310337633.

Adding to 40153125 its reverse (52135104), we get a palindrome (92288229).

It can be divided in two parts, 4015 and 3125, that added together give a triangular number (7140 = T₁₁₉).

The spelling of 40153125 in words is "forty million, one hundred fifty-three thousand, one hundred twenty-five".