1023542263 has 2 divisors, whose sum is σ = 1023542264. Its totient is φ = 1023542262.

The previous prime is 1023542243. The next prime is 1023542279. The reversal of 1023542263 is 3622453201.

1023542263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1023542263 - 2²⁹ = 486671351 is a prime.

It is a super-2 number, since 2×1023542263² = 2095277528294322338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1023542243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511771131 + 511771132.

It is an arithmetic number, because the mean of its divisors is an integer number (511771132).

Almost surely, 2^1023542263 is an apocalyptic number.

1023542263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023542263 is an equidigital number, since it uses as much as digits as its factorization.

1023542263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 1023542263 is about 31992.8470599289. The cubic root of 1023542263 is about 1007.7866319902.

Adding to 1023542263 its reverse (3622453201), we get a palindrome (4645995464).

The spelling of 1023542263 in words is "one billion, twenty-three million, five hundred forty-two thousand, two hundred sixty-three".