953489645 has 8 divisors (see below), whose sum is σ = 1172094840. Its totient is φ = 744186880.

The previous prime is 953489629. The next prime is 953489681. The reversal of 953489645 is 546984359.

It can be written as a sum of positive squares in 4 ways, for example, as 34975396 + 918514249 = 5914^2 + 30307^2 .

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

It is not a de Polignac number, because 953489645 - 2⁴ = 953489629 is a prime.

It is a super-3 number, since 3×953489645³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2325380 + ... + 2325789.

It is an arithmetic number, because the mean of its divisors is an integer number (146511855).

Almost surely, 2^953489645 is an apocalyptic number.

It is an amenable number.

953489645 is a deficient number, since it is larger than the sum of its proper divisors (218605195).

953489645 is a wasteful number, since it uses less digits than its factorization.

953489645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4651215.

The product of its digits is 4665600, while the sum is 53.

The square root of 953489645 is about 30878.6276411372. The cubic root of 953489645 is about 984.2497813275.

The spelling of 953489645 in words is "nine hundred fifty-three million, four hundred eighty-nine thousand, six hundred forty-five".