11401044425 has 6 divisors (see below), whose sum is σ = 14137295118. Its totient is φ = 9120835520.

The previous prime is 11401044397. The next prime is 11401044439. The reversal of 11401044425 is 52444010411.

It can be written as a sum of positive squares in 3 ways, for example, as 619960201 + 10781084224 = 24899^2 + 103832^2 .

It is a de Polignac number, because none of the positive numbers 2^k-11401044425 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11401044394 and 11401044403.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 228020864 + ... + 228020913.

It is an arithmetic number, because the mean of its divisors is an integer number (2356215853).

Almost surely, 2^11401044425 is an apocalyptic number.

It is an amenable number.

11401044425 is a deficient number, since it is larger than the sum of its proper divisors (2736250693).

11401044425 is an equidigital number, since it uses as much as digits as its factorization.

11401044425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456041787 (or 456041782 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 11401044425 its reverse (52444010411), we get a palindrome (63845054836).

The spelling of 11401044425 in words is "eleven billion, four hundred one million, forty-four thousand, four hundred twenty-five".