1240018411 has 2 divisors, whose sum is σ = 1240018412. Its totient is φ = 1240018410.

The previous prime is 1240018387. The next prime is 1240018457. The reversal of 1240018411 is 1148100421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1240018411 - 2¹⁷ = 1239887339 is a prime.

It is not a weakly prime, because it can be changed into another prime (1240019411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620009205 + 620009206.

It is an arithmetic number, because the mean of its divisors is an integer number (620009206).

Almost surely, 2^1240018411 is an apocalyptic number.

1240018411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1240018411 is an equidigital number, since it uses as much as digits as its factorization.

1240018411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 22.

The square root of 1240018411 is about 35213.8951409809. The cubic root of 1240018411 is about 1074.3423880648.

Adding to 1240018411 its reverse (1148100421), we get a palindrome (2388118832).

The spelling of 1240018411 in words is "one billion, two hundred forty million, eighteen thousand, four hundred eleven".