101024089 has 2 divisors, whose sum is σ = 101024090. Its totient is φ = 101024088.

The previous prime is 101024087. The next prime is 101024093. The reversal of 101024089 is 980420101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51912025 + 49112064 = 7205^2 + 7008^2 .

It is a cyclic number.

It is not a de Polignac number, because 101024089 - 2¹ = 101024087 is a prime.

Together with 101024087, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (101024087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50512044 + 50512045.

It is an arithmetic number, because the mean of its divisors is an integer number (50512045).

Almost surely, 2^101024089 is an apocalyptic number.

It is an amenable number.

101024089 is a deficient number, since it is larger than the sum of its proper divisors (1).

101024089 is an equidigital number, since it uses as much as digits as its factorization.

101024089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 101024089 is about 10051.0740222128. The cubic root of 101024089 is about 465.7379718314.

The spelling of 101024089 in words is "one hundred one million, twenty-four thousand, eighty-nine".