1052020423 has 2 divisors, whose sum is σ = 1052020424. Its totient is φ = 1052020422.

The previous prime is 1052020381. The next prime is 1052020429. The reversal of 1052020423 is 3240202501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1052020423 - 2²⁵ = 1018465991 is a prime.

It is a super-2 number, since 2×1052020423² = 2213493940818197858, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1052020423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1052020429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526010211 + 526010212.

It is an arithmetic number, because the mean of its divisors is an integer number (526010212).

Almost surely, 2^1052020423 is an apocalyptic number.

1052020423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052020423 is an equidigital number, since it uses as much as digits as its factorization.

1052020423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1052020423 is about 32434.8643129581. The cubic root of 1052020423 is about 1017.0478599345.

Adding to 1052020423 its reverse (3240202501), we get a palindrome (4292222924).

The spelling of 1052020423 in words is "one billion, fifty-two million, twenty thousand, four hundred twenty-three".