534402023 has 2 divisors, whose sum is σ = 534402024. Its totient is φ = 534402022.

The previous prime is 534401981. The next prime is 534402047. The reversal of 534402023 is 320204435.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-534402023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 534402023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (534402073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267201011 + 267201012.

It is an arithmetic number, because the mean of its divisors is an integer number (267201012).

Almost surely, 2^534402023 is an apocalyptic number.

534402023 is a deficient number, since it is larger than the sum of its proper divisors (1).

534402023 is an equidigital number, since it uses as much as digits as its factorization.

534402023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 534402023 is about 23117.1369983396. The cubic root of 534402023 is about 811.5015702187.

Adding to 534402023 its reverse (320204435), we get a palindrome (854606458).

The spelling of 534402023 in words is "five hundred thirty-four million, four hundred two thousand, twenty-three".