1343433501 has 6 divisors (see below), whose sum is σ = 1940515070. Its totient is φ = 895622328.

The previous prime is 1343433499. The next prime is 1343433503. The reversal of 1343433501 is 1053343431.

It is an interprime number because it is at equal distance from previous prime (1343433499) and next prime (1343433503).

It can be written as a sum of positive squares in only one way, i.e., 1173131001 + 170302500 = 34251^2 + 13050^2 .

It is not a de Polignac number, because 1343433501 - 2¹ = 1343433499 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343433503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74635186 + ... + 74635203.

Almost surely, 2^1343433501 is an apocalyptic number.

It is an amenable number.

1343433501 is a deficient number, since it is larger than the sum of its proper divisors (597081569).

1343433501 is a wasteful number, since it uses less digits than its factorization.

1343433501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149270395 (or 149270392 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 1343433501 is about 36652.8784817782. The cubic root of 1343433501 is about 1103.4145964026.

Adding to 1343433501 its reverse (1053343431), we get a palindrome (2396776932).

The spelling of 1343433501 in words is "one billion, three hundred forty-three million, four hundred thirty-three thousand, five hundred one".