1023234439 has 2 divisors, whose sum is σ = 1023234440. Its totient is φ = 1023234438.

The previous prime is 1023234397. The next prime is 1023234451. The reversal of 1023234439 is 9344323201.

It is a strong prime.

It is an emirp because it is prime and its reverse (9344323201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1023234439 - 2¹⁵ = 1023201671 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1023234439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1023234479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511617219 + 511617220.

It is an arithmetic number, because the mean of its divisors is an integer number (511617220).

Almost surely, 2^1023234439 is an apocalyptic number.

1023234439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023234439 is an equidigital number, since it uses as much as digits as its factorization.

1023234439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 1023234439 is about 31988.0358728072. The cubic root of 1023234439 is about 1007.6855933301.

The spelling of 1023234439 in words is "one billion, twenty-three million, two hundred thirty-four thousand, four hundred thirty-nine".