4994961533 has 2 divisors, whose sum is σ = 4994961534. Its totient is φ = 4994961532.

The previous prime is 4994961529. The next prime is 4994961551. The reversal of 4994961533 is 3351694994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3584057689 + 1410903844 = 59867^2 + 37562^2 .

It is a cyclic number.

It is not a de Polignac number, because 4994961533 - 2² = 4994961529 is a prime.

It is a super-2 number, since 2×4994961533² = 49899281432299420178, which contains 22 as substring.

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 (4994961593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2497480766 + 2497480767.

It is an arithmetic number, because the mean of its divisors is an integer number (2497480767).

Almost surely, 2^4994961533 is an apocalyptic number.

It is an amenable number.

4994961533 is a deficient number, since it is larger than the sum of its proper divisors (1).

4994961533 is an equidigital number, since it uses as much as digits as its factorization.

4994961533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3149280, while the sum is 53.

The square root of 4994961533 is about 70675.0417969455. The cubic root of 4994961533 is about 1709.4013764780.

The spelling of 4994961533 in words is "four billion, nine hundred ninety-four million, nine hundred sixty-one thousand, five hundred thirty-three".