1065374645 has 8 divisors (see below), whose sum is σ = 1294632960. Its totient is φ = 841510800.

The previous prime is 1065374641. The next prime is 1065374657. The reversal of 1065374645 is 5464735601.

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

It is not a de Polignac number, because 1065374645 - 2² = 1065374641 is a prime.

It is a super-2 number, since 2×1065374645² = 2270046268417752050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065374641) 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, 1348181 + ... + 1348970.

It is an arithmetic number, because the mean of its divisors is an integer number (161829120).

Almost surely, 2^1065374645 is an apocalyptic number.

It is an amenable number.

1065374645 is a deficient number, since it is larger than the sum of its proper divisors (229258315).

1065374645 is an equidigital number, since it uses as much as digits as its factorization.

1065374645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2697235.

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 1065374645 is about 32640.0772823840. The cubic root of 1065374645 is about 1021.3332063522. Note that the first 3 decimals are identical.

The spelling of 1065374645 in words is "one billion, sixty-five million, three hundred seventy-four thousand, six hundred forty-five".