97203019 has 2 divisors, whose sum is σ = 97203020. Its totient is φ = 97203018.

The previous prime is 97203017. The next prime is 97203023. The reversal of 97203019 is 91030279.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97203019 - 2¹ = 97203017 is a prime.

It is a super-2 number, since 2×97203019² = 18896853805428722, which contains 22 as substring.

Together with 97203017, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (97203017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48601509 + 48601510.

It is an arithmetic number, because the mean of its divisors is an integer number (48601510).

Almost surely, 2^97203019 is an apocalyptic number.

97203019 is a deficient number, since it is larger than the sum of its proper divisors (1).

97203019 is an equidigital number, since it uses as much as digits as its factorization.

97203019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 97203019 is about 9859.1591426450. The cubic root of 97203019 is about 459.7904196506.

The spelling of 97203019 in words is "ninety-seven million, two hundred three thousand, nineteen".