1252454542104 has 32 divisors (see below), whose sum is σ = 3131176504320. Its totient is φ = 417479494176.

The previous prime is 1252454542049. The next prime is 1252454542117. The reversal of 1252454542104 is 4012454542521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1873537 + ... + 2452559.

It is an arithmetic number, because the mean of its divisors is an integer number (97849265760).

Almost surely, 2^{1252454542104} is an apocalyptic number.

It is an amenable number.

1252454542104 is an abundant number, since it is smaller than the sum of its proper divisors (1878721962216).

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

1252454542104 is a wasteful number, since it uses less digits than its factorization.

1252454542104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669159 (or 669155 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 39.

The spelling of 1252454542104 in words is "one trillion, two hundred fifty-two billion, four hundred fifty-four million, five hundred forty-two thousand, one hundred four".