1024402123 has 2 divisors, whose sum is σ = 1024402124. Its totient is φ = 1024402122.

The previous prime is 1024402111. The next prime is 1024402147. The reversal of 1024402123 is 3212044201.

It is a weak prime.

It is an emirp because it is prime and its reverse (3212044201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1024402123 - 2²⁵ = 990847691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1024402123.

It is not a weakly prime, because it can be changed into another prime (1024402103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512201061 + 512201062.

It is an arithmetic number, because the mean of its divisors is an integer number (512201062).

Almost surely, 2^1024402123 is an apocalyptic number.

1024402123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1024402123 is an equidigital number, since it uses as much as digits as its factorization.

1024402123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1024402123 is about 32006.2825551485. The cubic root of 1024402123 is about 1008.0687609908.

Adding to 1024402123 its reverse (3212044201), we get a palindrome (4236446324).

The spelling of 1024402123 in words is "one billion, twenty-four million, four hundred two thousand, one hundred twenty-three".