135347554 has 12 divisors (see below), whose sum is σ = 208660914. Its totient is φ = 65843424.

The previous prime is 135347549. The next prime is 135347567. The reversal of 135347554 is 455743531.

It can be written as a sum of positive squares in 3 ways, for example, as 132365025 + 2982529 = 11505^2 + 1727^2 .

It is a super-3 number, since 3×135347554³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

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 5 ways as a sum of consecutive naturals, for example, 21979 + ... + 27454.

Almost surely, 2^135347554 is an apocalyptic number.

135347554 is a deficient number, since it is larger than the sum of its proper divisors (73313360).

135347554 is an equidigital number, since it uses as much as digits as its factorization.

135347554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49509 (or 49472 counting only the distinct ones).

The product of its digits is 126000, while the sum is 37.

The square root of 135347554 is about 11633.8967676355. The cubic root of 135347554 is about 513.4326356307.

The spelling of 135347554 in words is "one hundred thirty-five million, three hundred forty-seven thousand, five hundred fifty-four".