135401454 has 24 divisors (see below), whose sum is σ = 299613600. Its totient is φ = 44173248.

The previous prime is 135401423. The next prime is 135401471. The reversal of 135401454 is 454104531.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79179 + ... + 80870.

It is an arithmetic number, because the mean of its divisors is an integer number (12483900).

Almost surely, 2^135401454 is an apocalyptic number.

135401454 is an abundant number, since it is smaller than the sum of its proper divisors (164212146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135401454 is a wasteful number, since it uses less digits than its factorization.

135401454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160104 (or 160101 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 135401454 is about 11636.2130437699. The cubic root of 135401454 is about 513.5007820322.

Adding to 135401454 its reverse (454104531), we get a palindrome (589505985).

The spelling of 135401454 in words is "one hundred thirty-five million, four hundred one thousand, four hundred fifty-four".