3143622345 has 16 divisors (see below), whose sum is σ = 5030567232. Its totient is φ = 1676341440.

The previous prime is 3143622343. The next prime is 3143622367. The reversal of 3143622345 is 5432263413.

It is a happy number.

It is not a de Polignac number, because 3143622345 - 2¹ = 3143622343 is a prime.

It is a super-2 number, since 2×3143622345² = 19764722895966598050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3143622343) 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, 124839 + ... + 147891.

It is an arithmetic number, because the mean of its divisors is an integer number (314410452).

Almost surely, 2^3143622345 is an apocalyptic number.

It is an amenable number.

3143622345 is a deficient number, since it is larger than the sum of its proper divisors (1886944887).

3143622345 is a wasteful number, since it uses less digits than its factorization.

3143622345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32152.

The product of its digits is 51840, while the sum is 33.

The square root of 3143622345 is about 56068.0153474332. The cubic root of 3143622345 is about 1464.9072296980.

Adding to 3143622345 its reverse (5432263413), we get a palindrome (8575885758).

The spelling of 3143622345 in words is "three billion, one hundred forty-three million, six hundred twenty-two thousand, three hundred forty-five".