135241441545 has 64 divisors (see below), whose sum is σ = 253448455680. Its totient is φ = 60288614400.

The previous prime is 135241441541. The next prime is 135241441547. The reversal of 135241441545 is 545144142531.

It is not a de Polignac number, because 135241441545 - 2² = 135241441541 is a prime.

It is a super-2 number, since 2×135241441545² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135241441541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11225725 + ... + 11237765.

It is an arithmetic number, because the mean of its divisors is an integer number (3960132120).

Almost surely, 2^135241441545 is an apocalyptic number.

135241441545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135241441545 is a deficient number, since it is larger than the sum of its proper divisors (118207014135).

135241441545 is a wasteful number, since it uses less digits than its factorization.

135241441545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14706.

The product of its digits is 192000, while the sum is 39.

The spelling of 135241441545 in words is "one hundred thirty-five billion, two hundred forty-one million, four hundred forty-one thousand, five hundred forty-five".