10997537 has 2 divisors, whose sum is σ = 10997538. Its totient is φ = 10997536.

The previous prime is 10997533. The next prime is 10997543. The reversal of 10997537 is 73579901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10995856 + 1681 = 3316^2 + 41^2 .

It is a cyclic number.

It is not a de Polignac number, because 10997537 - 2² = 10997533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10997494 and 10997503.

It is not a weakly prime, because it can be changed into another prime (10997533) 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 as a sum of consecutive naturals, namely, 5498768 + 5498769.

It is an arithmetic number, because the mean of its divisors is an integer number (5498769).

Almost surely, 2^10997537 is an apocalyptic number.

It is an amenable number.

10997537 is a deficient number, since it is larger than the sum of its proper divisors (1).

10997537 is an equidigital number, since it uses as much as digits as its factorization.

10997537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 59535, while the sum is 41.

The square root of 10997537 is about 3316.2534583472. The cubic root of 10997537 is about 222.3814088392.

The spelling of 10997537 in words is "ten million, nine hundred ninety-seven thousand, five hundred thirty-seven".