1031423119 has 2 divisors, whose sum is σ = 1031423120. Its totient is φ = 1031423118.

The previous prime is 1031423093. The next prime is 1031423123. The reversal of 1031423119 is 9113241301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1031423119 - 2¹¹ = 1031421071 is a prime.

It is a super-2 number, since 2×1031423119² = 2127667300815376322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1031423093 and 1031423102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031423219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515711559 + 515711560.

It is an arithmetic number, because the mean of its divisors is an integer number (515711560).

Almost surely, 2^1031423119 is an apocalyptic number.

1031423119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031423119 is an equidigital number, since it uses as much as digits as its factorization.

1031423119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 1031423119 is about 32115.7767927229. The cubic root of 1031423119 is about 1010.3665365726.

It can be divided in two parts, 10314 and 23119, that added together give a palindrome (33433).

The spelling of 1031423119 in words is "one billion, thirty-one million, four hundred twenty-three thousand, one hundred nineteen".