1052660263 has 2 divisors, whose sum is σ = 1052660264. Its totient is φ = 1052660262.

The previous prime is 1052660239. The next prime is 1052660267. The reversal of 1052660263 is 3620662501.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1052660263 is a prime.

It is a super-2 number, since 2×1052660263² = 2216187258598458338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1052660267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526330131 + 526330132.

It is an arithmetic number, because the mean of its divisors is an integer number (526330132).

Almost surely, 2^1052660263 is an apocalyptic number.

1052660263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052660263 is an equidigital number, since it uses as much as digits as its factorization.

1052660263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 1052660263 is about 32444.7262740804. The cubic root of 1052660263 is about 1017.2540080296.

The spelling of 1052660263 in words is "one billion, fifty-two million, six hundred sixty thousand, two hundred sixty-three".