135342628 has 6 divisors (see below), whose sum is σ = 236849606. Its totient is φ = 67671312.

The previous prime is 135342611. The next prime is 135342631. The reversal of 135342628 is 826243531.

It can be written as a sum of positive squares in only one way, i.e., 135303424 + 39204 = 11632^2 + 198^2 .

It is a junction number, because it is equal to n+sod(n) for n = 135342593 and 135342602.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16917825 + ... + 16917832.

Almost surely, 2^135342628 is an apocalyptic number.

It is an amenable number.

135342628 is a deficient number, since it is larger than the sum of its proper divisors (101506978).

135342628 is a wasteful number, since it uses less digits than its factorization.

135342628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33835661 (or 33835659 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 135342628 is about 11633.6850567651. The cubic root of 135342628 is about 513.4264067289.

The spelling of 135342628 in words is "one hundred thirty-five million, three hundred forty-two thousand, six hundred twenty-eight".