1102025641 has 2 divisors, whose sum is σ = 1102025642. Its totient is φ = 1102025640.

The previous prime is 1102025623. The next prime is 1102025647. The reversal of 1102025641 is 1465202011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 604914025 + 497111616 = 24595^2 + 22296^2 .

It is a cyclic number.

It is not a de Polignac number, because 1102025641 - 2⁹ = 1102025129 is a prime.

1102025641 is a modest number, since divided by 25641 gives 1102 as remainder.

It is not a weakly prime, because it can be changed into another prime (1102025647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551012820 + 551012821.

It is an arithmetic number, because the mean of its divisors is an integer number (551012821).

Almost surely, 2^1102025641 is an apocalyptic number.

It is an amenable number.

1102025641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102025641 is an equidigital number, since it uses as much as digits as its factorization.

1102025641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1102025641 is about 33196.7715448355. The cubic root of 1102025641 is about 1032.9133720319.

Adding to 1102025641 its reverse (1465202011), we get a palindrome (2567227652).

The spelling of 1102025641 in words is "one billion, one hundred two million, twenty-five thousand, six hundred forty-one".