135400154 has 16 divisors (see below), whose sum is σ = 207619200. Its totient is φ = 66210144.

The previous prime is 135400147. The next prime is 135400171. The reversal of 135400154 is 451004531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12902 + ... + 20910.

It is an arithmetic number, because the mean of its divisors is an integer number (12976200).

Almost surely, 2^135400154 is an apocalyptic number.

135400154 is a deficient number, since it is larger than the sum of its proper divisors (72219046).

135400154 is a wasteful number, since it uses less digits than its factorization.

135400154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8197.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 135400154 is about 11636.1571835379. The cubic root of 135400154 is about 513.4991386399.

Adding to 135400154 its reverse (451004531), we get a palindrome (586404685).

The spelling of 135400154 in words is "one hundred thirty-five million, four hundred thousand, one hundred fifty-four".