1431013 has 2 divisors, whose sum is σ = 1431014. Its totient is φ = 1431012.

The previous prime is 1431007. The next prime is 1431029. The reversal of 1431013 is 3101341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 842724 + 588289 = 918^2 + 767^2 .

It is a cyclic number.

It is not a de Polignac number, because 1431013 - 2¹³ = 1422821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1430984 and 1431002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1431113) 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 as a sum of consecutive naturals, namely, 715506 + 715507.

It is an arithmetic number, because the mean of its divisors is an integer number (715507).

2^1431013 is an apocalyptic number.

It is an amenable number.

1431013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1431013 is an equidigital number, since it uses as much as digits as its factorization.

1431013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1431013 is about 1196.2495559038. The cubic root of 1431013 is about 112.6889138675.

Adding to 1431013 its reverse (3101341), we get a palindrome (4532354).

It can be divided in two parts, 143 and 1013, that added together give a square (1156 = 34²).

The spelling of 1431013 in words is "one million, four hundred thirty-one thousand, thirteen".