9642541 has 2 divisors, whose sum is σ = 9642542. Its totient is φ = 9642540.

The previous prime is 9642499. The next prime is 9642583. The reversal of 9642541 is 1452469.

It is a balanced prime because it is at equal distance from previous prime (9642499) and next prime (9642583).

It can be written as a sum of positive squares in only one way, i.e., 9517225 + 125316 = 3085^2 + 354^2 .

It is a cyclic number.

It is not a de Polignac number, because 9642541 - 2¹⁵ = 9609773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9642341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4821270 + 4821271.

It is an arithmetic number, because the mean of its divisors is an integer number (4821271).

Almost surely, 2^9642541 is an apocalyptic number.

It is an amenable number.

9642541 is a deficient number, since it is larger than the sum of its proper divisors (1).

9642541 is an equidigital number, since it uses as much as digits as its factorization.

9642541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 9642541 is about 3105.2441127873. The cubic root of 9642541 is about 212.8451856884.

The spelling of 9642541 in words is "nine million, six hundred forty-two thousand, five hundred forty-one".