135045657 has 8 divisors (see below), whose sum is σ = 200067680. Its totient is φ = 90030420.

The previous prime is 135045653. The next prime is 135045689. The reversal of 135045657 is 756540531.

It is not a de Polignac number, because 135045657 - 2² = 135045653 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135045653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2500819 + ... + 2500872.

It is an arithmetic number, because the mean of its divisors is an integer number (25008460).

Almost surely, 2^135045657 is an apocalyptic number.

It is an amenable number.

135045657 is a deficient number, since it is larger than the sum of its proper divisors (65022023).

135045657 is an equidigital number, since it uses as much as digits as its factorization.

135045657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5001700 (or 5001694 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The square root of 135045657 is about 11620.9146369810. The cubic root of 135045657 is about 513.0506088712.

The spelling of 135045657 in words is "one hundred thirty-five million, forty-five thousand, six hundred fifty-seven".