1264255130403 has 8 divisors (see below), whose sum is σ = 1872970563600. Its totient is φ = 842836753584.

The previous prime is 1264255130351. The next prime is 1264255130419. The reversal of 1264255130403 is 3040315524621.

1264255130403 is a `hidden beast` number, since 1 + 2 + 64 + 2 + 551 + 3 + 0 + 40 + 3 = 666.

It is not a de Polignac number, because 1264255130403 - 2¹³ = 1264255122211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1264255130473) 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, 23412132018 + ... + 23412132071.

It is an arithmetic number, because the mean of its divisors is an integer number (234121320450).

Almost surely, 2^{1264255130403} is an apocalyptic number.

1264255130403 is a deficient number, since it is larger than the sum of its proper divisors (608715433197).

1264255130403 is an equidigital number, since it uses as much as digits as its factorization.

1264255130403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46824264098 (or 46824264092 counting only the distinct ones).

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

The spelling of 1264255130403 in words is "one trillion, two hundred sixty-four billion, two hundred fifty-five million, one hundred thirty thousand, four hundred three".