4921061 has 2 divisors, whose sum is σ = 4921062. Its totient is φ = 4921060.

The previous prime is 4921051. The next prime is 4921067. The reversal of 4921061 is 1601294.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3632836 + 1288225 = 1906^2 + 1135^2 .

It is a cyclic number.

It is not a de Polignac number, because 4921061 - 2¹⁸ = 4658917 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4921067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2460530 + 2460531.

It is an arithmetic number, because the mean of its divisors is an integer number (2460531).

Almost surely, 2^4921061 is an apocalyptic number.

It is an amenable number.

4921061 is a deficient number, since it is larger than the sum of its proper divisors (1).

4921061 is an equidigital number, since it uses as much as digits as its factorization.

4921061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 4921061 is about 2218.3464562597. The cubic root of 4921061 is about 170.0929249749.

The spelling of 4921061 in words is "four million, nine hundred twenty-one thousand, sixty-one".