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1343431 is a prime number
BaseRepresentation
bin101000111111111000111
32112020211201
411013333013
5320442211
644443331
714263465
oct5077707
92466751
101343431
11838381
12549547
1338063b
1426d835
151b80c1
hex147fc7

1343431 has 2 divisors, whose sum is σ = 1343432. Its totient is φ = 1343430.

The previous prime is 1343423. The next prime is 1343467.

1343431 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 1343431 - 23 = 1343423 is a prime.

It is a super-2 number, since 2×13434312 = 3609613703522, which contains 22 as substring.

It is a nialpdrome in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 1343399 and 1343408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671715 + 671716.

It is an arithmetic number, because the mean of its divisors is an integer number (671716).

21343431 is an apocalyptic number.

1343431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343431 is an equidigital number, since it uses as much as digits as its factorization.

1343431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 19.

The square root of 1343431 is about 1159.0647091513. The cubic root of 1343431 is about 110.3413911679.

The spelling of 1343431 in words is "one million, three hundred forty-three thousand, four hundred thirty-one".