135753531 has 8 divisors (see below), whose sum is σ = 184856064. Its totient is φ = 88576680.

The previous prime is 135753529. The next prime is 135753533. The reversal of 135753531 is 135357531.

It is an interprime number because it is at equal distance from previous prime (135753529) and next prime (135753533).

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

It is not a de Polignac number, because 135753531 - 2¹ = 135753529 is a prime.

It is a super-2 number, since 2×135753531² = 36858042357935922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135753492 and 135753501.

It is not an unprimeable number, because it can be changed into a prime (135753533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481255 + ... + 481536.

It is an arithmetic number, because the mean of its divisors is an integer number (23107008).

Almost surely, 2^135753531 is an apocalyptic number.

135753531 is a deficient number, since it is larger than the sum of its proper divisors (49102533).

135753531 is an equidigital number, since it uses as much as digits as its factorization.

135753531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962841.

The product of its digits is 23625, while the sum is 33.

The square root of 135753531 is about 11651.3317264594. The cubic root of 135753531 is about 513.9454728251.

The spelling of 135753531 in words is "one hundred thirty-five million, seven hundred fifty-three thousand, five hundred thirty-one".