535420031 has 2 divisors, whose sum is σ = 535420032. Its totient is φ = 535420030.

The previous prime is 535420009. The next prime is 535420073. The reversal of 535420031 is 130024535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 535420031 - 2²⁶ = 468311167 is a prime.

It is a super-2 number, since 2×535420031² = 573349219192081922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 535419979 and 535420006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (535420001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267710015 + 267710016.

It is an arithmetic number, because the mean of its divisors is an integer number (267710016).

Almost surely, 2^535420031 is an apocalyptic number.

535420031 is a deficient number, since it is larger than the sum of its proper divisors (1).

535420031 is an equidigital number, since it uses as much as digits as its factorization.

535420031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 535420031 is about 23139.1449928471. The cubic root of 535420031 is about 812.0165327629.

Adding to 535420031 its reverse (130024535), we get a palindrome (665444566).

The spelling of 535420031 in words is "five hundred thirty-five million, four hundred twenty thousand, thirty-one".