1012301623 has 2 divisors, whose sum is σ = 1012301624. Its totient is φ = 1012301622.

The previous prime is 1012301509. The next prime is 1012301629. The reversal of 1012301623 is 3261032101.

It is a strong prime.

It is an emirp because it is prime and its reverse (3261032101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1012301623 - 2²⁵ = 978747191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1012301623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012301629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506150811 + 506150812.

It is an arithmetic number, because the mean of its divisors is an integer number (506150812).

Almost surely, 2^1012301623 is an apocalyptic number.

1012301623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012301623 is an equidigital number, since it uses as much as digits as its factorization.

1012301623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1012301623 is about 31816.6878068727. The cubic root of 1012301623 is about 1004.0838405433.

Adding to 1012301623 its reverse (3261032101), we get a palindrome (4273333724).

The spelling of 1012301623 in words is "one billion, twelve million, three hundred one thousand, six hundred twenty-three".