1645054295 has 16 divisors (see below), whose sum is σ = 2080698240. Its totient is φ = 1245137184.

The previous prime is 1645054291. The next prime is 1645054349. The reversal of 1645054295 is 5924505461.

It is not a de Polignac number, because 1645054295 - 2² = 1645054291 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1645054291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63764 + ... + 85766.

It is an arithmetic number, because the mean of its divisors is an integer number (130043640).

Almost surely, 2^1645054295 is an apocalyptic number.

1645054295 is a deficient number, since it is larger than the sum of its proper divisors (435643945).

1645054295 is a wasteful number, since it uses less digits than its factorization.

1645054295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22814.

The product of its (nonzero) digits is 216000, while the sum is 41.

The square root of 1645054295 is about 40559.2689159950. The cubic root of 1645054295 is about 1180.4839284367.

The spelling of 1645054295 in words is "one billion, six hundred forty-five million, fifty-four thousand, two hundred ninety-five".