1045641267 has 12 divisors (see below), whose sum is σ = 1647677304. Its totient is φ = 633721920.

The previous prime is 1045641169. The next prime is 1045641347. The reversal of 1045641267 is 7621465401.

1045641267 is a `hidden beast` number, since 1 + 0 + 4 + 5 + 641 + 2 + 6 + 7 = 666.

It is not a de Polignac number, because 1045641267 - 2¹⁴ = 1045624883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1045641367) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5280918 + ... + 5281115.

It is an arithmetic number, because the mean of its divisors is an integer number (137306442).

Almost surely, 2^1045641267 is an apocalyptic number.

1045641267 is a deficient number, since it is larger than the sum of its proper divisors (602036037).

1045641267 is a wasteful number, since it uses less digits than its factorization.

1045641267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10562050 (or 10562047 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 1045641267 is about 32336.3768378586. The cubic root of 1045641267 is about 1014.9879934193.

The spelling of 1045641267 in words is "one billion, forty-five million, six hundred forty-one thousand, two hundred sixty-seven".