11345523251 has 8 divisors (see below), whose sum is σ = 11721719808. Its totient is φ = 10969965000.

The previous prime is 11345523227. The next prime is 11345523253. The reversal of 11345523251 is 15232554311.

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 11345523251 - 2⁶ = 11345523187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11345523253) 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, 123305 + ... + 194666.

It is an arithmetic number, because the mean of its divisors is an integer number (1465214976).

Almost surely, 2^11345523251 is an apocalyptic number.

11345523251 is a deficient number, since it is larger than the sum of its proper divisors (376196557).

11345523251 is a wasteful number, since it uses less digits than its factorization.

11345523251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319153.

The product of its digits is 18000, while the sum is 32.

The spelling of 11345523251 in words is "eleven billion, three hundred forty-five million, five hundred twenty-three thousand, two hundred fifty-one".