1245032512263 has 8 divisors (see below), whose sum is σ = 1844492610800. Its totient is φ = 830021674824.

The previous prime is 1245032512247. The next prime is 1245032512307. The reversal of 1245032512263 is 3622152305421.

1245032512263 is a `hidden beast` number, since 1 + 2 + 4 + 50 + 32 + 512 + 2 + 63 = 666.

It is not a de Polignac number, because 1245032512263 - 2⁴ = 1245032512247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245032512223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23056157608 + ... + 23056157661.

It is an arithmetic number, because the mean of its divisors is an integer number (230561576350).

Almost surely, 2^{1245032512263} is an apocalyptic number.

1245032512263 is a deficient number, since it is larger than the sum of its proper divisors (599460098537).

1245032512263 is an equidigital number, since it uses as much as digits as its factorization.

1245032512263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46112315278 (or 46112315272 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 1245032512263 its reverse (3622152305421), we get a palindrome (4867184817684).

The spelling of 1245032512263 in words is "one trillion, two hundred forty-five billion, thirty-two million, five hundred twelve thousand, two hundred sixty-three".