1255300013 has 16 divisors (see below), whose sum is σ = 1388309760. Its totient is φ = 1125528000.

The previous prime is 1255299973. The next prime is 1255300027. The reversal of 1255300013 is 3100035521.

It is a cyclic number.

It is not a de Polignac number, because 1255300013 - 2⁶ = 1255299949 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 (1255300063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305708 + ... + 309786.

It is an arithmetic number, because the mean of its divisors is an integer number (86769360).

Almost surely, 2^1255300013 is an apocalyptic number.

It is an amenable number.

1255300013 is a deficient number, since it is larger than the sum of its proper divisors (133009747).

1255300013 is a wasteful number, since it uses less digits than its factorization.

1255300013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4468.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 1255300013 is about 35430.2132790645. The cubic root of 1255300013 is about 1078.7376692214.

Adding to 1255300013 its reverse (3100035521), we get a palindrome (4355335534).

The spelling of 1255300013 in words is "one billion, two hundred fifty-five million, three hundred thousand, thirteen".