10621843 has 2 divisors, whose sum is σ = 10621844. Its totient is φ = 10621842.

The previous prime is 10621823. The next prime is 10621861. The reversal of 10621843 is 34812601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10621843 - 2¹⁷ = 10490771 is a prime.

It is a super-2 number, since 2×10621843² = 225647097433298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10621823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5310921 + 5310922.

It is an arithmetic number, because the mean of its divisors is an integer number (5310922).

Almost surely, 2^10621843 is an apocalyptic number.

10621843 is a deficient number, since it is larger than the sum of its proper divisors (1).

10621843 is an equidigital number, since it uses as much as digits as its factorization.

10621843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 10621843 is about 3259.1169049299. The cubic root of 10621843 is about 219.8197076608.

The spelling of 10621843 in words is "ten million, six hundred twenty-one thousand, eight hundred forty-three".