1051313145252 has 24 divisors (see below), whose sum is σ = 2453778655776. Its totient is φ = 350335622208.

The previous prime is 1051313145251. The next prime is 1051313145317. The reversal of 1051313145252 is 2525413131501.

It is a super-2 number, since 2×1051313145252² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051313145251) by changing a digit.

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, 12718698 + ... + 12801089.

It is an arithmetic number, because the mean of its divisors is an integer number (102240777324).

Almost surely, 2^{1051313145252} is an apocalyptic number.

1051313145252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1051313145252 is an abundant number, since it is smaller than the sum of its proper divisors (1402465510524).

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

1051313145252 is a wasteful number, since it uses less digits than its factorization.

1051313145252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25523227 (or 25523225 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 1051313145252 its reverse (2525413131501), we get a palindrome (3576726276753).

The spelling of 1051313145252 in words is "one trillion, fifty-one billion, three hundred thirteen million, one hundred forty-five thousand, two hundred fifty-two".