1254235505613 has 16 divisors (see below), whose sum is σ = 1713139455552. Its totient is φ = 815745168000.

The previous prime is 1254235505599. The next prime is 1254235505671. The reversal of 1254235505613 is 3165055324521.

It is not a de Polignac number, because 1254235505613 - 2⁸ = 1254235505357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254235505813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7903023 + ... + 8060163.

It is an arithmetic number, because the mean of its divisors is an integer number (107071215972).

Almost surely, 2^{1254235505613} is an apocalyptic number.

It is an amenable number.

1254235505613 is a deficient number, since it is larger than the sum of its proper divisors (458903949939).

1254235505613 is a wasteful number, since it uses less digits than its factorization.

1254235505613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222076.

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 1254235505613 in words is "one trillion, two hundred fifty-four billion, two hundred thirty-five million, five hundred five thousand, six hundred thirteen".