1045662545 has 8 divisors (see below), whose sum is σ = 1256328360. Its totient is φ = 835507840.

The previous prime is 1045662517. The next prime is 1045662559. The reversal of 1045662545 is 5452665401.

It can be written as a sum of positive squares in 4 ways, for example, as 21086464 + 1024576081 = 4592^2 + 32009^2 .

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

It is not a de Polignac number, because 1045662545 - 2¹⁰ = 1045661521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1045662499 and 1045662508.

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, 123260 + ... + 131469.

It is an arithmetic number, because the mean of its divisors is an integer number (157041045).

Almost surely, 2^1045662545 is an apocalyptic number.

It is an amenable number.

1045662545 is a deficient number, since it is larger than the sum of its proper divisors (210665815).

1045662545 is an equidigital number, since it uses as much as digits as its factorization.

1045662545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255555.

The product of its (nonzero) digits is 144000, while the sum is 38.

The square root of 1045662545 is about 32336.7058464526. The cubic root of 1045662545 is about 1014.9948781157.

The spelling of 1045662545 in words is "one billion, forty-five million, six hundred sixty-two thousand, five hundred forty-five".