653252743 has 24 divisors (see below), whose sum is σ = 775679408. Its totient is φ = 546480000.

The previous prime is 653252707. The next prime is 653252767. The reversal of 653252743 is 347252356.

It is a de Polignac number, because none of the positive numbers 2^k-653252743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653252773) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 945028 + ... + 945718.

Almost surely, 2^653252743 is an apocalyptic number.

653252743 is a deficient number, since it is larger than the sum of its proper divisors (122426665).

653252743 is a wasteful number, since it uses less digits than its factorization.

653252743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327 (or 1316 counting only the distinct ones).

The product of its digits is 151200, while the sum is 37.

The square root of 653252743 is about 25558.8094988792. The cubic root of 653252743 is about 867.6816520883.

The spelling of 653252743 in words is "six hundred fifty-three million, two hundred fifty-two thousand, seven hundred forty-three".