11898297 has 6 divisors (see below), whose sum is σ = 17186442. Its totient is φ = 7932192.

The previous prime is 11898287. The next prime is 11898361. The reversal of 11898297 is 79289811.

It can be written as a sum of positive squares in only one way, i.e., 9884736 + 2013561 = 3144^2 + 1419^2 .

It is not a de Polignac number, because 11898297 - 2⁴ = 11898281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11898287) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 661008 + ... + 661025.

It is an arithmetic number, because the mean of its divisors is an integer number (2864407).

Almost surely, 2^11898297 is an apocalyptic number.

It is an amenable number.

11898297 is a deficient number, since it is larger than the sum of its proper divisors (5288145).

11898297 is a wasteful number, since it uses less digits than its factorization.

11898297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322039 (or 1322036 counting only the distinct ones).

The product of its digits is 72576, while the sum is 45.

The square root of 11898297 is about 3449.3908157818. The cubic root of 11898297 is about 228.2942300179.

The spelling of 11898297 in words is "eleven million, eight hundred ninety-eight thousand, two hundred ninety-seven".