11341565401 has 4 divisors (see below), whose sum is σ = 11485129600. Its totient is φ = 11198001204.

The previous prime is 11341565399. The next prime is 11341565407. The reversal of 11341565401 is 10456514311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11341565401 - 2¹ = 11341565399 is a prime.

It is a super-2 number, since 2×11341565401² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11341565407) 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, 71781981 + ... + 71782138.

It is an arithmetic number, because the mean of its divisors is an integer number (2871282400).

Almost surely, 2^11341565401 is an apocalyptic number.

It is an amenable number.

11341565401 is a deficient number, since it is larger than the sum of its proper divisors (143564199).

11341565401 is an equidigital number, since it uses as much as digits as its factorization.

11341565401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143564198.

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 11341565401 in words is "eleven billion, three hundred forty-one million, five hundred sixty-five thousand, four hundred one".