1343481951 has 60 divisors (see below), whose sum is σ = 2176869976. Its totient is φ = 736434720.

The previous prime is 1343481949. The next prime is 1343481977. The reversal of 1343481951 is 1591843431.

It is not a de Polignac number, because 1343481951 - 2¹ = 1343481949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343483951) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 18922246 + ... + 18922316.

Almost surely, 2^1343481951 is an apocalyptic number.

1343481951 is a deficient number, since it is larger than the sum of its proper divisors (833388025).

1343481951 is an frugal number, since it uses more digits than its factorization.

1343481951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210 (or 118 counting only the distinct ones).

The product of its digits is 51840, while the sum is 39.

The square root of 1343481951 is about 36653.5394061747. The cubic root of 1343481951 is about 1103.4278608712.

The spelling of 1343481951 in words is "one billion, three hundred forty-three million, four hundred eighty-one thousand, nine hundred fifty-one".