40125353 has 4 divisors (see below), whose sum is σ = 41209860. Its totient is φ = 39040848.

The previous prime is 40125341. The next prime is 40125403. The reversal of 40125353 is 35352104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31047184 + 9078169 = 5572^2 + 3013^2 .

It is a cyclic number.

It is not a de Polignac number, because 40125353 - 2⁸ = 40125097 is a prime.

It is a super-2 number, since 2×40125353² = 3220087906749218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40125313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 542198 + ... + 542271.

It is an arithmetic number, because the mean of its divisors is an integer number (10302465).

Almost surely, 2^40125353 is an apocalyptic number.

It is an amenable number.

40125353 is a deficient number, since it is larger than the sum of its proper divisors (1084507).

40125353 is a wasteful number, since it uses less digits than its factorization.

40125353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084506.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 40125353 is about 6334.4575931961. The cubic root of 40125353 is about 342.3520678211.

Adding to 40125353 its reverse (35352104), we get a palindrome (75477457).

The spelling of 40125353 in words is "forty million, one hundred twenty-five thousand, three hundred fifty-three".