11402042441 has 2 divisors, whose sum is σ = 11402042442. Its totient is φ = 11402042440.

The previous prime is 11402042371. The next prime is 11402042447. The reversal of 11402042441 is 14424020411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10961252416 + 440790025 = 104696^2 + 20995^2 .

It is a cyclic number.

It is not a de Polignac number, because 11402042441 - 2³⁰ = 10328300617 is a prime.

It is not a weakly prime, because it can be changed into another prime (11402042447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5701021220 + 5701021221.

It is an arithmetic number, because the mean of its divisors is an integer number (5701021221).

Almost surely, 2^11402042441 is an apocalyptic number.

It is an amenable number.

11402042441 is a deficient number, since it is larger than the sum of its proper divisors (1).

11402042441 is an equidigital number, since it uses as much as digits as its factorization.

11402042441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 11402042441 its reverse (14424020411), we get a palindrome (25826062852).

The spelling of 11402042441 in words is "eleven billion, four hundred two million, forty-two thousand, four hundred forty-one".