653146963 has 8 divisors (see below), whose sum is σ = 756967680. Its totient is φ = 551954760.

The previous prime is 653146951. The next prime is 653146969. The reversal of 653146963 is 369641356.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 653146963 - 2¹³ = 653138771 is a prime.

It is a super-2 number, since 2×653146963² = 853201910552246738, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (653146969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 656593 + ... + 657586.

It is an arithmetic number, because the mean of its divisors is an integer number (94620960).

Almost surely, 2^653146963 is an apocalyptic number.

653146963 is a deficient number, since it is larger than the sum of its proper divisors (103820717).

653146963 is a wasteful number, since it uses less digits than its factorization.

653146963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314257.

The product of its digits is 349920, while the sum is 43.

The square root of 653146963 is about 25556.7400698915. The cubic root of 653146963 is about 867.6348155355.

The spelling of 653146963 in words is "six hundred fifty-three million, one hundred forty-six thousand, nine hundred sixty-three".