1252755725137 has 8 divisors (see below), whose sum is σ = 1435027346816. Its totient is φ = 1071310732992.

The previous prime is 1252755725113. The next prime is 1252755725141. The reversal of 1252755725137 is 7315275572521.

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 1252755725137 - 2²⁷ = 1252621507409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1252755725147) 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, 206654133 + ... + 206660194.

It is an arithmetic number, because the mean of its divisors is an integer number (179378418352).

Almost surely, 2^{1252755725137} is an apocalyptic number.

It is an amenable number.

1252755725137 is a deficient number, since it is larger than the sum of its proper divisors (182271621679).

1252755725137 is an equidigital number, since it uses as much as digits as its factorization.

1252755725137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413314767.

The product of its digits is 5145000, while the sum is 52.

The spelling of 1252755725137 in words is "one trillion, two hundred fifty-two billion, seven hundred fifty-five million, seven hundred twenty-five thousand, one hundred thirty-seven".