97504019 has 2 divisors, whose sum is σ = 97504020. Its totient is φ = 97504018.

The previous prime is 97504007. The next prime is 97504063. The reversal of 97504019 is 91040579.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97504019 - 2¹² = 97499923 is a prime.

It is a super-2 number, since 2×97504019² = 19014067442304722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 97504019.

It is not a weakly prime, because it can be changed into another prime (97504079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48752009 + 48752010.

It is an arithmetic number, because the mean of its divisors is an integer number (48752010).

Almost surely, 2^97504019 is an apocalyptic number.

97504019 is a deficient number, since it is larger than the sum of its proper divisors (1).

97504019 is an equidigital number, since it uses as much as digits as its factorization.

97504019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 97504019 is about 9874.4123369444. The cubic root of 97504019 is about 460.2645280653.

The spelling of 97504019 in words is "ninety-seven million, five hundred four thousand, nineteen".