1042953645 has 8 divisors (see below), whose sum is σ = 1668725856. Its totient is φ = 556241936.

The previous prime is 1042953631. The next prime is 1042953647. The reversal of 1042953645 is 5463592401.

1042953645 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1042953645 - 2⁶ = 1042953581 is a prime.

It is a super-3 number, since 3×1042953645³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042953647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34765107 + ... + 34765136.

It is an arithmetic number, because the mean of its divisors is an integer number (208590732).

Almost surely, 2^1042953645 is an apocalyptic number.

1042953645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1042953645 is a deficient number, since it is larger than the sum of its proper divisors (625772211).

1042953645 is an equidigital number, since it uses as much as digits as its factorization.

1042953645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69530251.

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 1042953645 is about 32294.7928465256. The cubic root of 1042953645 is about 1014.1176361000.

The spelling of 1042953645 in words is "one billion, forty-two million, nine hundred fifty-three thousand, six hundred forty-five".