1345504653 has 12 divisors (see below), whose sum is σ = 1972515168. Its totient is φ = 883614600.

The previous prime is 1345504651. The next prime is 1345504679. The reversal of 1345504653 is 3564055431.

1345504653 is a `hidden beast` number, since 13 + 4 + 550 + 46 + 53 = 666.

It is not a de Polignac number, because 1345504653 - 2¹ = 1345504651 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345504651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1115073 + ... + 1116278.

It is an arithmetic number, because the mean of its divisors is an integer number (164376264).

Almost surely, 2^1345504653 is an apocalyptic number.

It is an amenable number.

1345504653 is a deficient number, since it is larger than the sum of its proper divisors (627010515).

1345504653 is a wasteful number, since it uses less digits than its factorization.

1345504653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2231424 (or 2231421 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 1345504653 is about 36681.1212069642. The cubic root of 1345504653 is about 1103.9813446950.

The spelling of 1345504653 in words is "one billion, three hundred forty-five million, five hundred four thousand, six hundred fifty-three".