40411513 has 2 divisors, whose sum is σ = 40411514. Its totient is φ = 40411512.

The previous prime is 40411487. The next prime is 40411517. The reversal of 40411513 is 31511404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40411449 + 64 = 6357^2 + 8^2 .

It is a cyclic number.

It is not a de Polignac number, because 40411513 - 2⁹ = 40411001 is a prime.

It is not a weakly prime, because it can be changed into another prime (40411517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20205756 + 20205757.

It is an arithmetic number, because the mean of its divisors is an integer number (20205757).

Almost surely, 2^40411513 is an apocalyptic number.

It is an amenable number.

40411513 is a deficient number, since it is larger than the sum of its proper divisors (1).

40411513 is an equidigital number, since it uses as much as digits as its factorization.

40411513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 40411513 is about 6357.0050338190. The cubic root of 40411513 is about 343.1639858800.

Adding to 40411513 its reverse (31511404), we get a palindrome (71922917).

The spelling of 40411513 in words is "forty million, four hundred eleven thousand, five hundred thirteen".