2135559106 has 4 divisors (see below), whose sum is σ = 3203338662. Its totient is φ = 1067779552.

The previous prime is 2135559079. The next prime is 2135559113. The reversal of 2135559106 is 6019555312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1943487225 + 192071881 = 44085^2 + 13859^2 .

It is a super-2 number, since 2×2135559106² = 9121225390439038472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533889775 + ... + 533889778.

Almost surely, 2^2135559106 is an apocalyptic number.

2135559106 is a deficient number, since it is larger than the sum of its proper divisors (1067779556).

2135559106 is a wasteful number, since it uses less digits than its factorization.

2135559106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067779555.

The product of its (nonzero) digits is 40500, while the sum is 37.

The square root of 2135559106 is about 46212.1099496658. The cubic root of 2135559106 is about 1287.7667238401.

The spelling of 2135559106 in words is "two billion, one hundred thirty-five million, five hundred fifty-nine thousand, one hundred six".