1040254213 has 2 divisors, whose sum is σ = 1040254214. Its totient is φ = 1040254212.

The previous prime is 1040254207. The next prime is 1040254217. The reversal of 1040254213 is 3124520401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 962426529 + 77827684 = 31023^2 + 8822^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040254213 - 2⁵ = 1040254181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040254217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520127106 + 520127107.

It is an arithmetic number, because the mean of its divisors is an integer number (520127107).

Almost surely, 2^1040254213 is an apocalyptic number.

It is an amenable number.

1040254213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040254213 is an equidigital number, since it uses as much as digits as its factorization.

1040254213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1040254213 is about 32252.9721576167. The cubic root of 1040254213 is about 1013.2419478294.

Adding to 1040254213 its reverse (3124520401), we get a palindrome (4164774614).

The spelling of 1040254213 in words is "one billion, forty million, two hundred fifty-four thousand, two hundred thirteen".