535406013 has 12 divisors (see below), whose sum is σ = 773865820. Its totient is φ = 356705856.

The previous prime is 535405993. The next prime is 535406023. The reversal of 535406013 is 310604535.

535406013 is a `hidden beast` number, since 5 + 3 + 54 + 0 + 601 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 347524164 + 187881849 = 18642^2 + 13707^2 .

It is not a de Polignac number, because 535406013 - 2⁹ = 535405501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535406023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4006 + ... + 32967.

Almost surely, 2^535406013 is an apocalyptic number.

It is an amenable number.

535406013 is a deficient number, since it is larger than the sum of its proper divisors (238459807).

535406013 is a wasteful number, since it uses less digits than its factorization.

535406013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38588 (or 38585 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 535406013 is about 23138.8420842530. The cubic root of 535406013 is about 812.0094461478.

The spelling of 535406013 in words is "five hundred thirty-five million, four hundred six thousand, thirteen".