11425551011 has 8 divisors (see below), whose sum is σ = 13097224704. Its totient is φ = 9763740360.

The previous prime is 11425550999. The next prime is 11425551019. The reversal of 11425551011 is 11015552411.

It is a happy number.

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 11425551011 - 2²² = 11421356707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11425551019) 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, 2463275 + ... + 2467908.

It is an arithmetic number, because the mean of its divisors is an integer number (1637153088).

Almost surely, 2^11425551011 is an apocalyptic number.

11425551011 is a deficient number, since it is larger than the sum of its proper divisors (1671673693).

11425551011 is an equidigital number, since it uses as much as digits as its factorization.

11425551011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4931521.

The product of its (nonzero) digits is 1000, while the sum is 26.

The spelling of 11425551011 in words is "eleven billion, four hundred twenty-five million, five hundred fifty-one thousand, eleven".