1045622671 has 2 divisors, whose sum is σ = 1045622672. Its totient is φ = 1045622670.

The previous prime is 1045622657. The next prime is 1045622707. The reversal of 1045622671 is 1762265401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1045622671 - 2⁵ = 1045622639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1045622651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522811335 + 522811336.

It is an arithmetic number, because the mean of its divisors is an integer number (522811336).

Almost surely, 2^1045622671 is an apocalyptic number.

1045622671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045622671 is an equidigital number, since it uses as much as digits as its factorization.

1045622671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 1045622671 is about 32336.0892966357. The cubic root of 1045622671 is about 1014.9819764326.

The spelling of 1045622671 in words is "one billion, forty-five million, six hundred twenty-two thousand, six hundred seventy-one".