1045889527 has 2 divisors, whose sum is σ = 1045889528. Its totient is φ = 1045889526.

The previous prime is 1045889503. The next prime is 1045889531. The reversal of 1045889527 is 7259885401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1045889527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1045889597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522944763 + 522944764.

It is an arithmetic number, because the mean of its divisors is an integer number (522944764).

Almost surely, 2^1045889527 is an apocalyptic number.

1045889527 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045889527 is an equidigital number, since it uses as much as digits as its factorization.

1045889527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 806400, while the sum is 49.

The square root of 1045889527 is about 32340.2153208664. The cubic root of 1045889527 is about 1015.0683144585.

The spelling of 1045889527 in words is "one billion, forty-five million, eight hundred eighty-nine thousand, five hundred twenty-seven".