135041601 has 8 divisors (see below), whose sum is σ = 184921984. Its totient is φ = 87594480.

The previous prime is 135041593. The next prime is 135041609. The reversal of 135041601 is 106140531.

It is an interprime number because it is at equal distance from previous prime (135041593) and next prime (135041609).

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

It is not a de Polignac number, because 135041601 - 2³ = 135041593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135041609) 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, 608185 + ... + 608406.

It is an arithmetic number, because the mean of its divisors is an integer number (23115248).

Almost surely, 2^135041601 is an apocalyptic number.

It is an amenable number.

135041601 is a deficient number, since it is larger than the sum of its proper divisors (49880383).

135041601 is a wasteful number, since it uses less digits than its factorization.

135041601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1216631.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 135041601 is about 11620.7401227288. The cubic root of 135041601 is about 513.0454724501.

The spelling of 135041601 in words is "one hundred thirty-five million, forty-one thousand, six hundred one".