1252501253205 has 8 divisors (see below), whose sum is σ = 2004002005152. Its totient is φ = 668000668368.

The previous prime is 1252501253183. The next prime is 1252501253233. The reversal of 1252501253205 is 5023521052521.

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

It is not a de Polignac number, because 1252501253205 - 2¹⁹ = 1252500728917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41750041759 + ... + 41750041788.

It is an arithmetic number, because the mean of its divisors is an integer number (250500250644).

Almost surely, 2^{1252501253205} is an apocalyptic number.

1252501253205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1252501253205 is a deficient number, since it is larger than the sum of its proper divisors (751500751947).

1252501253205 is an equidigital number, since it uses as much as digits as its factorization.

1252501253205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83500083555.

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 1252501253205 in words is "one trillion, two hundred fifty-two billion, five hundred one million, two hundred fifty-three thousand, two hundred five".