1053252140020 has 12 divisors (see below), whose sum is σ = 2211829494084. Its totient is φ = 421300856000.

The previous prime is 1053252139997. The next prime is 1053252140023. The reversal of 1053252140020 is 200412523501.

It can be written as a sum of positive squares in 2 ways, for example, as 788622145936 + 264629994084 = 888044^2 + 514422^2 .

It is a super-2 number, since 2×1053252140020² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053252140023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26331303481 + ... + 26331303520.

It is an arithmetic number, because the mean of its divisors is an integer number (184319124507).

Almost surely, 2^{1053252140020} is an apocalyptic number.

1053252140020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1053252140020 is an abundant number, since it is smaller than the sum of its proper divisors (1158577354064).

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

1053252140020 is a wasteful number, since it uses less digits than its factorization.

1053252140020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52662607010 (or 52662607008 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 1053252140020 its reverse (200412523501), we get a palindrome (1253664663521).

The spelling of 1053252140020 in words is "one trillion, fifty-three billion, two hundred fifty-two million, one hundred forty thousand, twenty".