40835137 has 4 divisors (see below), whose sum is σ = 46668736. Its totient is φ = 35001540.

The previous prime is 40835131. The next prime is 40835141. The reversal of 40835137 is 73153804.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40835137 - 2³ = 40835129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40835099 and 40835108.

It is not an unprimeable number, because it can be changed into a prime (40835131) 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, 2916789 + ... + 2916802.

It is an arithmetic number, because the mean of its divisors is an integer number (11667184).

Almost surely, 2^40835137 is an apocalyptic number.

It is an amenable number.

40835137 is a deficient number, since it is larger than the sum of its proper divisors (5833599).

40835137 is an equidigital number, since it uses as much as digits as its factorization.

40835137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5833598.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 40835137 is about 6390.2376325141. The cubic root of 40835137 is about 344.3589215080.

The spelling of 40835137 in words is "forty million, eight hundred thirty-five thousand, one hundred thirty-seven".