1345255021130 has 16 divisors (see below), whose sum is σ = 2467146945384. Its totient is φ = 527949140160.

The previous prime is 1345255021087. The next prime is 1345255021139. The reversal of 1345255021130 is 311205525431.

It can be written as a sum of positive squares in 4 ways, for example, as 877052853121 + 468202168009 = 936511^2 + 684253^2 .

It is a super-2 number, since 2×1345255021130² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1345255021139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1269107981 + ... + 1269109040.

Almost surely, 2^{1345255021130} is an apocalyptic number.

1345255021130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1345255021130 is a deficient number, since it is larger than the sum of its proper divisors (1121891924254).

1345255021130 is a wasteful number, since it uses less digits than its factorization.

1345255021130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538217081.

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 1345255021130 in words is "one trillion, three hundred forty-five billion, two hundred fifty-five million, twenty-one thousand, one hundred thirty".