10400563541 has 2 divisors, whose sum is σ = 10400563542. Its totient is φ = 10400563540.

The previous prime is 10400563531. The next prime is 10400563543. The reversal of 10400563541 is 14536500401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10366294225 + 34269316 = 101815^2 + 5854^2 .

It is a cyclic number.

It is not a de Polignac number, because 10400563541 - 2²² = 10396369237 is a prime.

Together with 10400563543, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10400563543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200281770 + 5200281771.

It is an arithmetic number, because the mean of its divisors is an integer number (5200281771).

Almost surely, 2^10400563541 is an apocalyptic number.

It is an amenable number.

10400563541 is a deficient number, since it is larger than the sum of its proper divisors (1).

10400563541 is an equidigital number, since it uses as much as digits as its factorization.

10400563541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 10400563541 in words is "ten billion, four hundred million, five hundred sixty-three thousand, five hundred forty-one".