4897951 has 2 divisors, whose sum is σ = 4897952. Its totient is φ = 4897950.

The previous prime is 4897933. The next prime is 4897973. The reversal of 4897951 is 1597984.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4897951 - 2⁹ = 4897439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4897898 and 4897907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4897931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2448975 + 2448976.

It is an arithmetic number, because the mean of its divisors is an integer number (2448976).

Almost surely, 2^4897951 is an apocalyptic number.

4897951 is a deficient number, since it is larger than the sum of its proper divisors (1).

4897951 is an equidigital number, since it uses as much as digits as its factorization.

4897951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 43.

The square root of 4897951 is about 2213.1314918007. The cubic root of 4897951 is about 169.8262469236.

The spelling of 4897951 in words is "four million, eight hundred ninety-seven thousand, nine hundred fifty-one".