4975297493 has 2 divisors, whose sum is σ = 4975297494. Its totient is φ = 4975297492.

The previous prime is 4975297489. The next prime is 4975297531. The reversal of 4975297493 is 3947925794.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4970532004 + 4765489 = 70502^2 + 2183^2 .

It is a cyclic number.

It is not a de Polignac number, because 4975297493 - 2² = 4975297489 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4975299493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2487648746 + 2487648747.

It is an arithmetic number, because the mean of its divisors is an integer number (2487648747).

Almost surely, 2^4975297493 is an apocalyptic number.

It is an amenable number.

4975297493 is a deficient number, since it is larger than the sum of its proper divisors (1).

4975297493 is an equidigital number, since it uses as much as digits as its factorization.

4975297493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17146080, while the sum is 59.

The square root of 4975297493 is about 70535.7887387672. The cubic root of 4975297493 is about 1707.1552501596.

The spelling of 4975297493 in words is "four billion, nine hundred seventy-five million, two hundred ninety-seven thousand, four hundred ninety-three".