40453001 has 2 divisors, whose sum is σ = 40453002. Its totient is φ = 40453000.

The previous prime is 40452967. The next prime is 40453037. The reversal of 40453001 is 10035404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35093776 + 5359225 = 5924^2 + 2315^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40453001 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40453201) 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 as a sum of consecutive naturals, namely, 20226500 + 20226501.

It is an arithmetic number, because the mean of its divisors is an integer number (20226501).

Almost surely, 2^40453001 is an apocalyptic number.

It is an amenable number.

40453001 is a deficient number, since it is larger than the sum of its proper divisors (1).

40453001 is an equidigital number, since it uses as much as digits as its factorization.

40453001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 40453001 is about 6360.2673685939. The cubic root of 40453001 is about 343.2813807923.

Adding to 40453001 its reverse (10035404), we get a palindrome (50488405).

The spelling of 40453001 in words is "forty million, four hundred fifty-three thousand, one".