11651152009 has 8 divisors (see below), whose sum is σ = 13326699008. Its totient is φ = 9978379200.

The previous prime is 11651151991. The next prime is 11651152033. The reversal of 11651152009 is 90025115611.

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

It is a cyclic number.

It is not a de Polignac number, because 11651152009 - 2⁷ = 11651151881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11651152099) 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, 684537 + ... + 701350.

It is an arithmetic number, because the mean of its divisors is an integer number (1665837376).

Almost surely, 2^11651152009 is an apocalyptic number.

It is an amenable number.

11651152009 is a deficient number, since it is larger than the sum of its proper divisors (1675546999).

11651152009 is a wasteful number, since it uses less digits than its factorization.

11651152009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387095.

The product of its (nonzero) digits is 2700, while the sum is 31.

The spelling of 11651152009 in words is "eleven billion, six hundred fifty-one million, one hundred fifty-two thousand, nine".