1253612256113 has 8 divisors (see below), whose sum is σ = 1508104969920. Its totient is φ = 1017970854480.

The previous prime is 1253612256107. The next prime is 1253612256119. The reversal of 1253612256113 is 3116522163521.

It is an interprime number because it is at equal distance from previous prime (1253612256107) and next prime (1253612256119).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1253612256113 - 2⁶ = 1253612256049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1253612256119) 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, 4712827898 + ... + 4712828163.

It is an arithmetic number, because the mean of its divisors is an integer number (188513121240).

Almost surely, 2^{1253612256113} is an apocalyptic number.

It is an amenable number.

1253612256113 is a deficient number, since it is larger than the sum of its proper divisors (254492713807).

1253612256113 is an equidigital number, since it uses as much as digits as its factorization.

1253612256113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9425656087.

The product of its digits is 64800, while the sum is 38.

The spelling of 1253612256113 in words is "one trillion, two hundred fifty-three billion, six hundred twelve million, two hundred fifty-six thousand, one hundred thirteen".