10637993 has 2 divisors, whose sum is σ = 10637994. Its totient is φ = 10637992.

The previous prime is 10637989. The next prime is 10637999. The reversal of 10637993 is 39973601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8456464 + 2181529 = 2908^2 + 1477^2 .

It is a cyclic number.

It is not a de Polignac number, because 10637993 - 2² = 10637989 is a prime.

It is a super-2 number, since 2×10637993² = 226333790136098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10637999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5318996 + 5318997.

It is an arithmetic number, because the mean of its divisors is an integer number (5318997).

Almost surely, 2^10637993 is an apocalyptic number.

It is an amenable number.

10637993 is a deficient number, since it is larger than the sum of its proper divisors (1).

10637993 is an equidigital number, since it uses as much as digits as its factorization.

10637993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 10637993 is about 3261.5936288876. The cubic root of 10637993 is about 219.9310596660.

The spelling of 10637993 in words is "ten million, six hundred thirty-seven thousand, nine hundred ninety-three".