1052145047 has 2 divisors, whose sum is σ = 1052145048. Its totient is φ = 1052145046.

The previous prime is 1052145043. The next prime is 1052145109. The reversal of 1052145047 is 7405412501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1052145047 - 2² = 1052145043 is a prime.

It is a super-2 number, since 2×1052145047² = 2214018399853264418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1052145043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526072523 + 526072524.

It is an arithmetic number, because the mean of its divisors is an integer number (526072524).

Almost surely, 2^1052145047 is an apocalyptic number.

1052145047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052145047 is an equidigital number, since it uses as much as digits as its factorization.

1052145047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 1052145047 is about 32436.7853986797. The cubic root of 1052145047 is about 1017.0880187138.

Adding to 1052145047 its reverse (7405412501), we get a palindrome (8457557548).

The spelling of 1052145047 in words is "one billion, fifty-two million, one hundred forty-five thousand, forty-seven".