1134642563 has 8 divisors (see below), whose sum is σ = 1172148096. Its totient is φ = 1097193600.

The previous prime is 1134642533. The next prime is 1134642581. The reversal of 1134642563 is 3652464311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1134642563 - 2⁶ = 1134642499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1134642503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28745 + ... + 55637.

It is an arithmetic number, because the mean of its divisors is an integer number (146518512).

Almost surely, 2^1134642563 is an apocalyptic number.

1134642563 is a deficient number, since it is larger than the sum of its proper divisors (37505533).

1134642563 is a wasteful number, since it uses less digits than its factorization.

1134642563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28285.

The product of its digits is 51840, while the sum is 35.

The square root of 1134642563 is about 33684.4558067961. The cubic root of 1134642563 is about 1043.0049197772.

The spelling of 1134642563 in words is "one billion, one hundred thirty-four million, six hundred forty-two thousand, five hundred sixty-three".