1263124513034 has 4 divisors (see below), whose sum is σ = 1894686769554. Its totient is φ = 631562256516.

The previous prime is 1263124513019. The next prime is 1263124513067. The reversal of 1263124513034 is 4303154213621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1186258614025 + 76865899009 = 1089155^2 + 277247^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1263124512985 and 1263124513003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315781128257 + ... + 315781128260.

Almost surely, 2^{1263124513034} is an apocalyptic number.

1263124513034 is a deficient number, since it is larger than the sum of its proper divisors (631562256520).

1263124513034 is an equidigital number, since it uses as much as digits as its factorization.

1263124513034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631562256519.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 1263124513034 its reverse (4303154213621), we get a palindrome (5566278726655).

The spelling of 1263124513034 in words is "one trillion, two hundred sixty-three billion, one hundred twenty-four million, five hundred thirteen thousand, thirty-four".