2061533503 has 2 divisors, whose sum is σ = 2061533504. Its totient is φ = 2061533502.

The previous prime is 2061533471. The next prime is 2061533533. The reversal of 2061533503 is 3053351602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2061533503 - 2⁵ = 2061533471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2061533533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030766751 + 1030766752.

It is an arithmetic number, because the mean of its divisors is an integer number (1030766752).

Almost surely, 2^2061533503 is an apocalyptic number.

2061533503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2061533503 is an equidigital number, since it uses as much as digits as its factorization.

2061533503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 2061533503 is about 45404.1132828293. The cubic root of 2061533503 is about 1272.7119807212.

The spelling of 2061533503 in words is "two billion, sixty-one million, five hundred thirty-three thousand, five hundred three".