101304019 has 2 divisors, whose sum is σ = 101304020. Its totient is φ = 101304018.

The previous prime is 101304017. The next prime is 101304031. The reversal of 101304019 is 910403101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101304019 - 2¹ = 101304017 is a prime.

It is a super-2 number, since 2×101304019² = 20525008531104722, which contains 22 as substring.

Together with 101304017, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 101303987 and 101304005.

It is not a weakly prime, because it can be changed into another prime (101304017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50652009 + 50652010.

It is an arithmetic number, because the mean of its divisors is an integer number (50652010).

Almost surely, 2^101304019 is an apocalyptic number.

101304019 is a deficient number, since it is larger than the sum of its proper divisors (1).

101304019 is an equidigital number, since it uses as much as digits as its factorization.

101304019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 101304019 is about 10064.9897665124. The cubic root of 101304019 is about 466.1677498443.

The spelling of 101304019 in words is "one hundred one million, three hundred four thousand, nineteen".