97512419 has 2 divisors, whose sum is σ = 97512420. Its totient is φ = 97512418.

The previous prime is 97512409. The next prime is 97512463. The reversal of 97512419 is 91421579.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97512419 is a prime.

It is a super-2 number, since 2×97512419² = 19017343718463122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97512409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48756209 + 48756210.

It is an arithmetic number, because the mean of its divisors is an integer number (48756210).

Almost surely, 2^97512419 is an apocalyptic number.

97512419 is a deficient number, since it is larger than the sum of its proper divisors (1).

97512419 is an equidigital number, since it uses as much as digits as its factorization.

97512419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 38.

The square root of 97512419 is about 9874.8376695518. The cubic root of 97512419 is about 460.2777449941.

The spelling of 97512419 in words is "ninety-seven million, five hundred twelve thousand, four hundred nineteen".