40134505 has 4 divisors (see below), whose sum is σ = 48161412. Its totient is φ = 32107600.

The previous prime is 40134499. The next prime is 40134511. The reversal of 40134505 is 50543104.

40134505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (40134499) and next prime (40134511).

It can be written as a sum of positive squares in 2 ways, for example, as 20394256 + 19740249 = 4516^2 + 4443^2 .

It is not a de Polignac number, because 40134505 - 2⁵ = 40134473 is a prime.

It is a super-2 number, since 2×40134505² = 3221556983190050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4013446 + ... + 4013455.

It is an arithmetic number, because the mean of its divisors is an integer number (12040353).

Almost surely, 2^40134505 is an apocalyptic number.

It is an amenable number.

40134505 is a deficient number, since it is larger than the sum of its proper divisors (8026907).

40134505 is an equidigital number, since it uses as much as digits as its factorization.

40134505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8026906.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 40134505 is about 6335.1799500882. The cubic root of 40134505 is about 342.3780943247.

Adding to 40134505 its reverse (50543104), we get a palindrome (90677609).

The spelling of 40134505 in words is "forty million, one hundred thirty-four thousand, five hundred five".