11298537 has 6 divisors (see below), whose sum is σ = 16320122. Its totient is φ = 7532352.

The previous prime is 11298517. The next prime is 11298569. The reversal of 11298537 is 73589211.

11298537 is a `hidden beast` number, since 112 + 9 + 8 + 537 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10830681 + 467856 = 3291^2 + 684^2 .

It is not a de Polignac number, because 11298537 - 2⁷ = 11298409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11298517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 627688 + ... + 627705.

Almost surely, 2^11298537 is an apocalyptic number.

It is an amenable number.

11298537 is a deficient number, since it is larger than the sum of its proper divisors (5021585).

11298537 is a wasteful number, since it uses less digits than its factorization.

11298537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255399 (or 1255396 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

The square root of 11298537 is about 3361.3296476246. The cubic root of 11298537 is about 224.3920178845.

The spelling of 11298537 in words is "eleven million, two hundred ninety-eight thousand, five hundred thirty-seven".