1252453010445 has 192 divisors, whose sum is σ = 2891337007104. Its totient is φ = 505528024320.

The previous prime is 1252453010351. The next prime is 1252453010453. The reversal of 1252453010445 is 5440103542521.

1252453010445 is a `hidden beast` number, since 12 + 5 + 2 + 4 + 530 + 104 + 4 + 5 = 666.

It is not a de Polignac number, because 1252453010445 - 2⁷ = 1252453010317 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2296740 + ... + 2789250.

It is an arithmetic number, because the mean of its divisors is an integer number (15059046912).

Almost surely, 2^{1252453010445} is an apocalyptic number.

1252453010445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1252453010445 is an abundant number, since it is smaller than the sum of its proper divisors (1638883996659).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1252453010445 is a wasteful number, since it uses less digits than its factorization.

1252453010445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492574 (or 492562 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 1252453010445 its reverse (5440103542521), we get a palindrome (6692556552966).

The spelling of 1252453010445 in words is "one trillion, two hundred fifty-two billion, four hundred fifty-three million, ten thousand, four hundred forty-five".