4681951 has 2 divisors, whose sum is σ = 4681952. Its totient is φ = 4681950.

The previous prime is 4681939. The next prime is 4681973. The reversal of 4681951 is 1591864.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4681951 - 2¹¹ = 4679903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4681921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2340975 + 2340976.

It is an arithmetic number, because the mean of its divisors is an integer number (2340976).

Almost surely, 2^4681951 is an apocalyptic number.

4681951 is a deficient number, since it is larger than the sum of its proper divisors (1).

4681951 is an equidigital number, since it uses as much as digits as its factorization.

4681951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 34.

The square root of 4681951 is about 2163.7816433273. The cubic root of 4681951 is about 167.2921726281.

The spelling of 4681951 in words is "four million, six hundred eighty-one thousand, nine hundred fifty-one".