101196541 has 2 divisors, whose sum is σ = 101196542. Its totient is φ = 101196540.

The previous prime is 101196539. The next prime is 101196547. The reversal of 101196541 is 145691101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65448100 + 35748441 = 8090^2 + 5979^2 .

It is an emirp because it is prime and its reverse (145691101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101196541 - 2¹ = 101196539 is a prime.

Together with 101196539, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101196547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50598270 + 50598271.

It is an arithmetic number, because the mean of its divisors is an integer number (50598271).

Almost surely, 2^101196541 is an apocalyptic number.

It is an amenable number.

101196541 is a deficient number, since it is larger than the sum of its proper divisors (1).

101196541 is an equidigital number, since it uses as much as digits as its factorization.

101196541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 28.

The square root of 101196541 is about 10059.6491489515. The cubic root of 101196541 is about 466.0028320482.

The spelling of 101196541 in words is "one hundred one million, one hundred ninety-six thousand, five hundred forty-one".