297994431039 has 4 divisors (see below), whose sum is σ = 397325908056. Its totient is φ = 198662954024.

The previous prime is 297994431013. The next prime is 297994431109. The reversal of 297994431039 is 930134499792.

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 297994431039 - 2⁷ = 297994430911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (297994431739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49665738504 + ... + 49665738509.

It is an arithmetic number, because the mean of its divisors is an integer number (99331477014).

Almost surely, 2^297994431039 is an apocalyptic number.

297994431039 is a deficient number, since it is larger than the sum of its proper divisors (99331477017).

297994431039 is an equidigital number, since it uses as much as digits as its factorization.

297994431039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99331477016.

The product of its (nonzero) digits is 13226976, while the sum is 60.

The spelling of 297994431039 in words is "two hundred ninety-seven billion, nine hundred ninety-four million, four hundred thirty-one thousand, thirty-nine".