1252441045145 has 8 divisors (see below), whose sum is σ = 1503383743104. Its totient is φ = 1001649843504.

The previous prime is 1252441045127. The next prime is 1252441045153. The reversal of 1252441045145 is 5415401442521.

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 1252441045145 - 2¹⁰ = 1252441044121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1252441045099 and 1252441045108.

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, 37855889 + ... + 37888958.

It is an arithmetic number, because the mean of its divisors is an integer number (187922967888).

Almost surely, 2^{1252441045145} is an apocalyptic number.

It is an amenable number.

1252441045145 is a deficient number, since it is larger than the sum of its proper divisors (250942697959).

1252441045145 is an equidigital number, since it uses as much as digits as its factorization.

1252441045145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75748159.

The product of its (nonzero) digits is 128000, while the sum is 38.

Adding to 1252441045145 its reverse (5415401442521), we get a palindrome (6667842487666).

The spelling of 1252441045145 in words is "one trillion, two hundred fifty-two billion, four hundred forty-one million, forty-five thousand, one hundred forty-five".