1343462231 has 4 divisors (see below), whose sum is σ = 1365486264. Its totient is φ = 1321438200.

The previous prime is 1343462173. The next prime is 1343462291. The reversal of 1343462231 is 1322643431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1343462231 - 2²² = 1339267927 is a prime.

It is a super-2 number, since 2×1343462231² = 3609781532246994722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1343462194 and 1343462203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343462291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11011925 + ... + 11012046.

It is an arithmetic number, because the mean of its divisors is an integer number (341371566).

Almost surely, 2^1343462231 is an apocalyptic number.

1343462231 is a deficient number, since it is larger than the sum of its proper divisors (22024033).

1343462231 is an equidigital number, since it uses as much as digits as its factorization.

1343462231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22024032.

The product of its digits is 10368, while the sum is 29.

The square root of 1343462231 is about 36653.2703997883. The cubic root of 1343462231 is about 1103.4224620382.

The spelling of 1343462231 in words is "one billion, three hundred forty-three million, four hundred sixty-two thousand, two hundred thirty-one".