10399537 has 2 divisors, whose sum is σ = 10399538. Its totient is φ = 10399536.

The previous prime is 10399531. The next prime is 10399547. The reversal of 10399537 is 73599301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7890481 + 2509056 = 2809^2 + 1584^2 .

It is a cyclic number.

It is not a de Polignac number, because 10399537 - 2⁷ = 10399409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10399496 and 10399505.

It is not a weakly prime, because it can be changed into another prime (10399531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5199768 + 5199769.

It is an arithmetic number, because the mean of its divisors is an integer number (5199769).

Almost surely, 2^10399537 is an apocalyptic number.

It is an amenable number.

10399537 is a deficient number, since it is larger than the sum of its proper divisors (1).

10399537 is an equidigital number, since it uses as much as digits as its factorization.

10399537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25515, while the sum is 37.

The square root of 10399537 is about 3224.8313134178. The cubic root of 10399537 is about 218.2753373660.

The spelling of 10399537 in words is "ten million, three hundred ninety-nine thousand, five hundred thirty-seven".