11461015422431 has 4 divisors (see below), whose sum is σ = 11508571503264. Its totient is φ = 11413459341600.

The previous prime is 11461015422421. The next prime is 11461015422463. The reversal of 11461015422431 is 13422451016411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11461015422431 - 2³⁴ = 11443835553247 is a prime.

It is a super-2 number, since 2×11461015422431² (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 = 11461015422391 and 11461015422400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11461015422401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23778040055 + ... + 23778040536.

It is an arithmetic number, because the mean of its divisors is an integer number (2877142875816).

Almost surely, 2^{11461015422431} is an apocalyptic number.

11461015422431 is a deficient number, since it is larger than the sum of its proper divisors (47556080833).

11461015422431 is an equidigital number, since it uses as much as digits as its factorization.

11461015422431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47556080832.

The product of its (nonzero) digits is 23040, while the sum is 35.

Adding to 11461015422431 its reverse (13422451016411), we get a palindrome (24883466438842).

The spelling of 11461015422431 in words is "eleven trillion, four hundred sixty-one billion, fifteen million, four hundred twenty-two thousand, four hundred thirty-one".