11051401153531 has 8 divisors (see below), whose sum is σ = 11350432359200. Its totient is φ = 10752388089408.

The previous prime is 11051401153451. The next prime is 11051401153543. The reversal of 11051401153531 is 13535110415011.

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 11051401153531 - 2⁹ = 11051401153019 is a prime.

It is a super-2 number, since 2×11051401153531² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11051401153493 and 11051401153502.

It is not an unprimeable number, because it can be changed into a prime (11051401153591) 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, 3296031 + ... + 5741656.

It is an arithmetic number, because the mean of its divisors is an integer number (1418804044900).

Almost surely, 2^{11051401153531} is an apocalyptic number.

11051401153531 is a deficient number, since it is larger than the sum of its proper divisors (299031205669).

11051401153531 is an equidigital number, since it uses as much as digits as its factorization.

11051401153531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9070773.

The product of its (nonzero) digits is 4500, while the sum is 31.

Adding to 11051401153531 its reverse (13535110415011), we get a palindrome (24586511568542).

The spelling of 11051401153531 in words is "eleven trillion, fifty-one billion, four hundred one million, one hundred fifty-three thousand, five hundred thirty-one".