997249411 has 8 divisors (see below), whose sum is σ = 1014934544. Its totient is φ = 979607520.

The previous prime is 997249403. The next prime is 997249417. The reversal of 997249411 is 114942799.

997249411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 997249411 - 2³ = 997249403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (997249417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37621 + ... + 58393.

It is an arithmetic number, because the mean of its divisors is an integer number (126866818).

Almost surely, 2^997249411 is an apocalyptic number.

997249411 is a deficient number, since it is larger than the sum of its proper divisors (17685133).

997249411 is a wasteful number, since it uses less digits than its factorization.

997249411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21621.

The product of its digits is 163296, while the sum is 46.

The square root of 997249411 is about 31579.2560235354. The cubic root of 997249411 is about 999.0822950753.

The spelling of 997249411 in words is "nine hundred ninety-seven million, two hundred forty-nine thousand, four hundred eleven".