1240304242033 has 4 divisors (see below), whose sum is σ = 1242851068480. Its totient is φ = 1237757415588.

The previous prime is 1240304242031. The next prime is 1240304242081. The reversal of 1240304242033 is 3302424030421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1240304242033 - 2¹ = 1240304242031 is a prime.

It is a super-2 number, since 2×1240304242033² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1240304241992 and 1240304242010.

It is not an unprimeable number, because it can be changed into a prime (1240304242031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1273412493 + ... + 1273413466.

It is an arithmetic number, because the mean of its divisors is an integer number (310712767120).

Almost surely, 2^{1240304242033} is an apocalyptic number.

It is an amenable number.

1240304242033 is a deficient number, since it is larger than the sum of its proper divisors (2546826447).

1240304242033 is an equidigital number, since it uses as much as digits as its factorization.

1240304242033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2546826446.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 1240304242033 its reverse (3302424030421), we get a palindrome (4542728272454).

The spelling of 1240304242033 in words is "one trillion, two hundred forty billion, three hundred four million, two hundred forty-two thousand, thirty-three".