40535501 has 2 divisors, whose sum is σ = 40535502. Its totient is φ = 40535500.

The previous prime is 40535491. The next prime is 40535503. The reversal of 40535501 is 10553504.

40535501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38502025 + 2033476 = 6205^2 + 1426^2 .

It is a cyclic number.

It is not a de Polignac number, because 40535501 - 2¹⁴ = 40519117 is a prime.

Together with 40535503, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40535503) by changing a digit.

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 as a sum of consecutive naturals, namely, 20267750 + 20267751.

It is an arithmetic number, because the mean of its divisors is an integer number (20267751).

Almost surely, 2^40535501 is an apocalyptic number.

It is an amenable number.

40535501 is a deficient number, since it is larger than the sum of its proper divisors (1).

40535501 is an equidigital number, since it uses as much as digits as its factorization.

40535501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 40535501 is about 6366.7496416932. The cubic root of 40535501 is about 343.5145854375.

The spelling of 40535501 in words is "forty million, five hundred thirty-five thousand, five hundred one".