25337135312243 has 2 divisors, whose sum is σ = 25337135312244. Its totient is φ = 25337135312242.

The previous prime is 25337135312201. The next prime is 25337135312257. The reversal of 25337135312243 is 34221353173352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25337135312243 - 2¹⁶ = 25337135246707 is a prime.

It is a super-2 number, since 2×25337135312243² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25337135312194 and 25337135312203.

It is not a weakly prime, because it can be changed into another prime (25337135314243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12668567656121 + 12668567656122.

It is an arithmetic number, because the mean of its divisors is an integer number (12668567656122).

Almost surely, 2^{25337135312243} is an apocalyptic number.

25337135312243 is a deficient number, since it is larger than the sum of its proper divisors (1).

25337135312243 is an equidigital number, since it uses as much as digits as its factorization.

25337135312243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1360800, while the sum is 44.

Adding to 25337135312243 its reverse (34221353173352), we get a palindrome (59558488485595).

The spelling of 25337135312243 in words is "twenty-five trillion, three hundred thirty-seven billion, one hundred thirty-five million, three hundred twelve thousand, two hundred forty-three".