40248133 has 2 divisors, whose sum is σ = 40248134. Its totient is φ = 40248132.

The previous prime is 40248097. The next prime is 40248139. The reversal of 40248133 is 33184204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24383844 + 15864289 = 4938^2 + 3983^2 .

It is a cyclic number.

It is not a de Polignac number, because 40248133 - 2¹⁷ = 40117061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40248098 and 40248107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40248139) 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, 20124066 + 20124067.

It is an arithmetic number, because the mean of its divisors is an integer number (20124067).

Almost surely, 2^40248133 is an apocalyptic number.

It is an amenable number.

40248133 is a deficient number, since it is larger than the sum of its proper divisors (1).

40248133 is an equidigital number, since it uses as much as digits as its factorization.

40248133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 40248133 is about 6344.1416283056. The cubic root of 40248133 is about 342.7009011900.

The spelling of 40248133 in words is "forty million, two hundred forty-eight thousand, one hundred thirty-three".