1066341345 has 16 divisors (see below), whose sum is σ = 1706588352. Its totient is φ = 568568000.

The previous prime is 1066341343. The next prime is 1066341347. The reversal of 1066341345 is 5431436601.

It is an interprime number because it is at equal distance from previous prime (1066341343) and next prime (1066341347).

It is not a de Polignac number, because 1066341345 - 2¹ = 1066341343 is a prime.

It is a super-2 number, since 2×1066341345² = 2274167728112818050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066341343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76054 + ... + 88976.

It is an arithmetic number, because the mean of its divisors is an integer number (106661772).

Almost surely, 2^1066341345 is an apocalyptic number.

1066341345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1066341345 is a deficient number, since it is larger than the sum of its proper divisors (640247007).

1066341345 is a wasteful number, since it uses less digits than its factorization.

1066341345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18432.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 1066341345 is about 32654.8824067704. The cubic root of 1066341345 is about 1021.6420255204.

Adding to 1066341345 its reverse (5431436601), we get a palindrome (6497777946).

The spelling of 1066341345 in words is "one billion, sixty-six million, three hundred forty-one thousand, three hundred forty-five".