97376421943 has 4 divisors (see below), whose sum is σ = 97939291608. Its totient is φ = 96813552280.

The previous prime is 97376421929. The next prime is 97376421977. The reversal of 97376421943 is 34912467379.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97376421943 - 2¹³ = 97376413751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97376421913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281434573 + ... + 281434918.

It is an arithmetic number, because the mean of its divisors is an integer number (24484822902).

Almost surely, 2^97376421943 is an apocalyptic number.

97376421943 is a deficient number, since it is larger than the sum of its proper divisors (562869665).

97376421943 is a wasteful number, since it uses less digits than its factorization.

97376421943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562869664.

The product of its digits is 6858432, while the sum is 55.

The spelling of 97376421943 in words is "ninety-seven billion, three hundred seventy-six million, four hundred twenty-one thousand, nine hundred forty-three".