97734919 has 2 divisors, whose sum is σ = 97734920. Its totient is φ = 97734918.

The previous prime is 97734893. The next prime is 97734937. The reversal of 97734919 is 91943779.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97734919 - 2⁹ = 97734407 is a prime.

It is a super-2 number, since 2×97734919² = 19104228783873122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97734319) 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, 48867459 + 48867460.

It is an arithmetic number, because the mean of its divisors is an integer number (48867460).

Almost surely, 2^97734919 is an apocalyptic number.

97734919 is a deficient number, since it is larger than the sum of its proper divisors (1).

97734919 is an equidigital number, since it uses as much as digits as its factorization.

97734919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 428652, while the sum is 49.

The square root of 97734919 is about 9886.0972582713. The cubic root of 97734919 is about 460.6275602785.

The spelling of 97734919 in words is "ninety-seven million, seven hundred thirty-four thousand, nine hundred nineteen".