135471962 has 4 divisors (see below), whose sum is σ = 203207946. Its totient is φ = 67735980.

The previous prime is 135471961. The next prime is 135471967. The reversal of 135471962 is 269174531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 269174531 = 16073 ⋅16747.

It can be written as a sum of positive squares in only one way, i.e., 98029801 + 37442161 = 9901^2 + 6119^2 .

It is not an unprimeable number, because it can be changed into a prime (135471961) by changing a digit.

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 as a sum of consecutive naturals, namely, 33867989 + ... + 33867992.

Almost surely, 2^135471962 is an apocalyptic number.

135471962 is a deficient number, since it is larger than the sum of its proper divisors (67735984).

135471962 is an equidigital number, since it uses as much as digits as its factorization.

135471962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67735983.

The product of its digits is 45360, while the sum is 38.

The square root of 135471962 is about 11639.2423292927. The cubic root of 135471962 is about 513.5898988262.

The spelling of 135471962 in words is "one hundred thirty-five million, four hundred seventy-one thousand, nine hundred sixty-two".