2355240031 has 2 divisors, whose sum is σ = 2355240032. Its totient is φ = 2355240030.

The previous prime is 2355240007. The next prime is 2355240059. The reversal of 2355240031 is 1300425532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2355240031 - 2¹⁹ = 2354715743 is a prime.

It is a super-2 number, since 2×2355240031² = 11094311207249761922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2355239978 and 2355240005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2355240131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1177620015 + 1177620016.

It is an arithmetic number, because the mean of its divisors is an integer number (1177620016).

Almost surely, 2^2355240031 is an apocalyptic number.

2355240031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2355240031 is an equidigital number, since it uses as much as digits as its factorization.

2355240031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2355240031 is about 48530.8152723607. The cubic root of 2355240031 is about 1330.4903370390.

Adding to 2355240031 its reverse (1300425532), we get a palindrome (3655665563).

The spelling of 2355240031 in words is "two billion, three hundred fifty-five million, two hundred forty thousand, thirty-one".