1345442206 has 16 divisors (see below), whose sum is σ = 2082283200. Its totient is φ = 651669408.

The previous prime is 1345442177. The next prime is 1345442207. The reversal of 1345442206 is 6022445431.

It is a super-2 number, since 2×1345442206² = 3620429459372292872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345442207) 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, 71961 + ... + 88708.

It is an arithmetic number, because the mean of its divisors is an integer number (130142700).

Almost surely, 2^1345442206 is an apocalyptic number.

1345442206 is a deficient number, since it is larger than the sum of its proper divisors (736840994).

1345442206 is a wasteful number, since it uses less digits than its factorization.

1345442206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160803.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 1345442206 is about 36680.2699826487. The cubic root of 1345442206 is about 1103.9642652571.

Adding to 1345442206 its reverse (6022445431), we get a palindrome (7367887637).

The spelling of 1345442206 in words is "one billion, three hundred forty-five million, four hundred forty-two thousand, two hundred six".