1343133551 has 2 divisors, whose sum is σ = 1343133552. Its totient is φ = 1343133550.

The previous prime is 1343133479. The next prime is 1343133557. The reversal of 1343133551 is 1553313431.

It is a strong prime.

It is an emirp because it is prime and its reverse (1553313431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1343133551 - 2¹⁸ = 1342871407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343133557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671566775 + 671566776.

It is an arithmetic number, because the mean of its divisors is an integer number (671566776).

Almost surely, 2^1343133551 is an apocalyptic number.

1343133551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343133551 is an equidigital number, since it uses as much as digits as its factorization.

1343133551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8100, while the sum is 29.

The square root of 1343133551 is about 36648.7864874132. The cubic root of 1343133551 is about 1103.3324700591.

Adding to 1343133551 its reverse (1553313431), we get a palindrome (2896446982).

The spelling of 1343133551 in words is "one billion, three hundred forty-three million, one hundred thirty-three thousand, five hundred fifty-one".