1346143226 has 4 divisors (see below), whose sum is σ = 2019214842. Its totient is φ = 673071612.

The previous prime is 1346143223. The next prime is 1346143229. The reversal of 1346143226 is 6223416431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6223416431 = 223 ⋅27907697.

It is an interprime number because it is at equal distance from previous prime (1346143223) and next prime (1346143229).

It can be written as a sum of positive squares in only one way, i.e., 1041675625 + 304467601 = 32275^2 + 17449^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1346143192 and 1346143201.

It is not an unprimeable number, because it can be changed into a prime (1346143223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336535805 + ... + 336535808.

Almost surely, 2^1346143226 is an apocalyptic number.

1346143226 is a deficient number, since it is larger than the sum of its proper divisors (673071616).

1346143226 is an equidigital number, since it uses as much as digits as its factorization.

1346143226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673071615.

The product of its digits is 20736, while the sum is 32.

The square root of 1346143226 is about 36689.8245566806. The cubic root of 1346143226 is about 1104.1559659622.

Adding to 1346143226 its reverse (6223416431), we get a palindrome (7569559657).

The spelling of 1346143226 in words is "one billion, three hundred forty-six million, one hundred forty-three thousand, two hundred twenty-six".