535131505 has 8 divisors (see below), whose sum is σ = 644529024. Its totient is φ = 426524400.

The previous prime is 535131469. The next prime is 535131581. The reversal of 535131505 is 505131535.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 535131505 - 2⁹ = 535130993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196111 + ... + 198820.

It is an arithmetic number, because the mean of its divisors is an integer number (80566128).

Almost surely, 2^535131505 is an apocalyptic number.

It is an amenable number.

535131505 is a deficient number, since it is larger than the sum of its proper divisors (109397519).

535131505 is a wasteful number, since it uses less digits than its factorization.

535131505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395207.

The product of its (nonzero) digits is 5625, while the sum is 28.

The square root of 535131505 is about 23132.9095662435. The cubic root of 535131505 is about 811.8706473114.

It can be divided in two parts, 5351 and 31505, that added together give a triangular number (36856 = T₂₇₁).

The spelling of 535131505 in words is "five hundred thirty-five million, one hundred thirty-one thousand, five hundred five".