101538097 has 2 divisors, whose sum is σ = 101538098. Its totient is φ = 101538096.

The previous prime is 101538037. The next prime is 101538119. The reversal of 101538097 is 790835101.

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., 101525776 + 12321 = 10076^2 + 111^2 .

It is a cyclic number.

It is not a de Polignac number, because 101538097 - 2¹⁵ = 101505329 is a prime.

It is not a weakly prime, because it can be changed into another prime (101538037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50769048 + 50769049.

It is an arithmetic number, because the mean of its divisors is an integer number (50769049).

Almost surely, 2^101538097 is an apocalyptic number.

It is an amenable number.

101538097 is a deficient number, since it is larger than the sum of its proper divisors (1).

101538097 is an equidigital number, since it uses as much as digits as its factorization.

101538097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 101538097 is about 10076.6113847861. The cubic root of 101538097 is about 466.5265236213.

The spelling of 101538097 in words is "one hundred one million, five hundred thirty-eight thousand, ninety-seven".