1252327442261 has 24 divisors (see below), whose sum is σ = 1521883093440. Its totient is φ = 1009278047232.

The previous prime is 1252327442231. The next prime is 1252327442291. The reversal of 1252327442261 is 1622447232521.

It is an interprime number because it is at equal distance from previous prime (1252327442231) and next prime (1252327442291).

It is not a de Polignac number, because 1252327442261 - 2²⁶ = 1252260333397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252327442231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1734446 + ... + 2347968.

It is an arithmetic number, because the mean of its divisors is an integer number (63411795560).

Almost surely, 2^{1252327442261} is an apocalyptic number.

It is an amenable number.

1252327442261 is a deficient number, since it is larger than the sum of its proper divisors (269555651179).

1252327442261 is a wasteful number, since it uses less digits than its factorization.

1252327442261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614573 (or 614556 counting only the distinct ones).

The product of its digits is 322560, while the sum is 41.

The spelling of 1252327442261 in words is "one trillion, two hundred fifty-two billion, three hundred twenty-seven million, four hundred forty-two thousand, two hundred sixty-one".