997373914 has 4 divisors (see below), whose sum is σ = 1496060874. Its totient is φ = 498686956.

The previous prime is 997373911. The next prime is 997373929. The reversal of 997373914 is 419373799.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 946608289 + 50765625 = 30767^2 + 7125^2 .

It is not an unprimeable number, because it can be changed into a prime (997373911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249343477 + ... + 249343480.

Almost surely, 2^997373914 is an apocalyptic number.

997373914 is a deficient number, since it is larger than the sum of its proper divisors (498686960).

997373914 is a wasteful number, since it uses less digits than its factorization.

997373914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498686959.

The product of its digits is 1285956, while the sum is 52.

The square root of 997373914 is about 31581.2272402451. The cubic root of 997373914 is about 999.1238706215.

The spelling of 997373914 in words is "nine hundred ninety-seven million, three hundred seventy-three thousand, nine hundred fourteen".