2245431543527 has 2 divisors, whose sum is σ = 2245431543528. Its totient is φ = 2245431543526.

The previous prime is 2245431543517. The next prime is 2245431543557. The reversal of 2245431543527 is 7253451345422.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2245431543527 - 2¹² = 2245431539431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2245431543517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122715771763 + 1122715771764.

It is an arithmetic number, because the mean of its divisors is an integer number (1122715771764).

Almost surely, 2^{2245431543527} is an apocalyptic number.

2245431543527 is a deficient number, since it is larger than the sum of its proper divisors (1).

2245431543527 is an equidigital number, since it uses as much as digits as its factorization.

2245431543527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032000, while the sum is 47.

Adding to 2245431543527 its reverse (7253451345422), we get a palindrome (9498882888949).

The spelling of 2245431543527 in words is "two trillion, two hundred forty-five billion, four hundred thirty-one million, five hundred forty-three thousand, five hundred twenty-seven".