1653039063 has 64 divisors (see below), whose sum is σ = 2743372800. Its totient is φ = 976752000.

The previous prime is 1653039053. The next prime is 1653039077. The reversal of 1653039063 is 3609303561.

It is not a de Polignac number, because 1653039063 - 2⁶ = 1653038999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1653039043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2554606 + ... + 2555252.

It is an arithmetic number, because the mean of its divisors is an integer number (42865200).

Almost surely, 2^1653039063 is an apocalyptic number.

1653039063 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1653039063 is a deficient number, since it is larger than the sum of its proper divisors (1090333737).

1653039063 is a wasteful number, since it uses less digits than its factorization.

1653039063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949 (or 943 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 36.

The square root of 1653039063 is about 40657.5830934403. The cubic root of 1653039063 is about 1182.3907917030.

The spelling of 1653039063 in words is "one billion, six hundred fifty-three million, thirty-nine thousand, sixty-three".