11253951587 has 8 divisors (see below), whose sum is σ = 11292610560. Its totient is φ = 11215349640.

The previous prime is 11253951581. The next prime is 11253951619. The reversal of 11253951587 is 78515935211.

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 11253951587 - 2⁴ = 11253951571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11253951581) 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, 401678 + ... + 428780.

It is an arithmetic number, because the mean of its divisors is an integer number (1411576320).

Almost surely, 2^11253951587 is an apocalyptic number.

11253951587 is a deficient number, since it is larger than the sum of its proper divisors (38658973).

11253951587 is an equidigital number, since it uses as much as digits as its factorization.

11253951587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28513.

The product of its digits is 378000, while the sum is 47.

The spelling of 11253951587 in words is "eleven billion, two hundred fifty-three million, nine hundred fifty-one thousand, five hundred eighty-seven".