10420637 has 2 divisors, whose sum is σ = 10420638. Its totient is φ = 10420636.

The previous prime is 10420603. The next prime is 10420687. The reversal of 10420637 is 73602401.

10420637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10374841 + 45796 = 3221^2 + 214^2 .

It is a cyclic number.

It is not a de Polignac number, because 10420637 - 2⁶ = 10420573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10420687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5210318 + 5210319.

It is an arithmetic number, because the mean of its divisors is an integer number (5210319).

Almost surely, 2^10420637 is an apocalyptic number.

It is an amenable number.

10420637 is a deficient number, since it is larger than the sum of its proper divisors (1).

10420637 is an equidigital number, since it uses as much as digits as its factorization.

10420637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 10420637 is about 3228.1011446360. The cubic root of 10420637 is about 218.4228599046.

The spelling of 10420637 in words is "ten million, four hundred twenty thousand, six hundred thirty-seven".