1236106506 has 8 divisors (see below), whose sum is σ = 2472213024. Its totient is φ = 412035500.

The previous prime is 1236106489. The next prime is 1236106559. The reversal of 1236106506 is 6056016321.

It is a sphenic number, since it is the product of 3 distinct primes.

1236106506 is an admirable number.

It is a super-3 number, since 3×1236106506³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103008870 + ... + 103008881.

It is an arithmetic number, because the mean of its divisors is an integer number (309026628).

Almost surely, 2^1236106506 is an apocalyptic number.

1236106506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1236106506 is a wasteful number, since it uses less digits than its factorization.

1236106506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206017756.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1236106506 is about 35158.3063585264. The cubic root of 1236106506 is about 1073.2114498595.

The spelling of 1236106506 in words is "one billion, two hundred thirty-six million, one hundred six thousand, five hundred six".