135005415454 has 32 divisors (see below), whose sum is σ = 250121571840. Its totient is φ = 53219992032.

The previous prime is 135005415403. The next prime is 135005415473. The reversal of 135005415454 is 454514500531.

It is a super-2 number, since 2×135005415454² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1259074 + ... + 1362085.

It is an arithmetic number, because the mean of its divisors is an integer number (7816299120).

Almost surely, 2^135005415454 is an apocalyptic number.

135005415454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

135005415454 is a deficient number, since it is larger than the sum of its proper divisors (115116156386).

135005415454 is a wasteful number, since it uses less digits than its factorization.

135005415454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2621464.

The product of its (nonzero) digits is 120000, while the sum is 37.

Adding to 135005415454 its reverse (454514500531), we get a palindrome (589519915985).

The spelling of 135005415454 in words is "one hundred thirty-five billion, five million, four hundred fifteen thousand, four hundred fifty-four".