1301145343 has 2 divisors, whose sum is σ = 1301145344. Its totient is φ = 1301145342.

The previous prime is 1301145257. The next prime is 1301145383. The reversal of 1301145343 is 3435411031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1301145343 - 2¹³ = 1301137151 is a prime.

It is a super-2 number, since 2×1301145343² = 3385958407221175298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1301145383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650572671 + 650572672.

It is an arithmetic number, because the mean of its divisors is an integer number (650572672).

Almost surely, 2^1301145343 is an apocalyptic number.

1301145343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301145343 is an equidigital number, since it uses as much as digits as its factorization.

1301145343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1301145343 is about 36071.3923074782. The cubic root of 1301145343 is about 1091.7133067215.

Adding to 1301145343 its reverse (3435411031), we get a palindrome (4736556374).

The spelling of 1301145343 in words is "one billion, three hundred one million, one hundred forty-five thousand, three hundred forty-three".