135391514 has 8 divisors (see below), whose sum is σ = 203159988. Its totient is φ = 67671520.

The previous prime is 135391507. The next prime is 135391541. The reversal of 135391514 is 415193531.

135391514 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 128074489 + 7317025 = 11317^2 + 2705^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4067 + ... + 16950.

Almost surely, 2^135391514 is an apocalyptic number.

135391514 is a deficient number, since it is larger than the sum of its proper divisors (67768474).

135391514 is a wasteful number, since it uses less digits than its factorization.

135391514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24240.

The product of its digits is 8100, while the sum is 32.

The square root of 135391514 is about 11635.7859210283. The cubic root of 135391514 is about 513.4882161340.

The spelling of 135391514 in words is "one hundred thirty-five million, three hundred ninety-one thousand, five hundred fourteen".