11251651411 has 72 divisors (see below), whose sum is σ = 15583914000. Its totient is φ = 8029082880.

The previous prime is 11251651387. The next prime is 11251651423. The reversal of 11251651411 is 11415615211.

It is not a de Polignac number, because 11251651411 - 2⁵ = 11251651379 is a prime.

It is a super-3 number, since 3×11251651411³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11251651411.

It is not an unprimeable number, because it can be changed into a prime (11251651441) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 13572145 + ... + 13572973.

It is an arithmetic number, because the mean of its divisors is an integer number (216443250).

Almost surely, 2^11251651411 is an apocalyptic number.

11251651411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11251651411 is a deficient number, since it is larger than the sum of its proper divisors (4332262589).

11251651411 is a wasteful number, since it uses less digits than its factorization.

11251651411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029 (or 1009 counting only the distinct ones).

The product of its digits is 1200, while the sum is 28.

The spelling of 11251651411 in words is "eleven billion, two hundred fifty-one million, six hundred fifty-one thousand, four hundred eleven".