4821450691 has 2 divisors, whose sum is σ = 4821450692. Its totient is φ = 4821450690.

The previous prime is 4821450671. The next prime is 4821450707. The reversal of 4821450691 is 1960541284.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4821450691 - 2¹³ = 4821442499 is a prime.

It is not a weakly prime, because it can be changed into another prime (4821450611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2410725345 + 2410725346.

It is an arithmetic number, because the mean of its divisors is an integer number (2410725346).

Almost surely, 2^4821450691 is an apocalyptic number.

4821450691 is a deficient number, since it is larger than the sum of its proper divisors (1).

4821450691 is an equidigital number, since it uses as much as digits as its factorization.

4821450691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 4821450691 is about 69436.6667618773. Note that the first 3 decimals coincide. The cubic root of 4821450691 is about 1689.3744041406.

The spelling of 4821450691 in words is "four billion, eight hundred twenty-one million, four hundred fifty thousand, six hundred ninety-one".