1158162963 has 8 divisors (see below), whose sum is σ = 1561568400. Its totient is φ = 763433088.

The previous prime is 1158162947. The next prime is 1158162977. The reversal of 1158162963 is 3692618511.

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

It is not a de Polignac number, because 1158162963 - 2⁴ = 1158162947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1158162923) 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, 2168578 + ... + 2169111.

It is an arithmetic number, because the mean of its divisors is an integer number (195196050).

Almost surely, 2^1158162963 is an apocalyptic number.

1158162963 is a deficient number, since it is larger than the sum of its proper divisors (403405437).

1158162963 is an equidigital number, since it uses as much as digits as its factorization.

1158162963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4337781.

The product of its digits is 77760, while the sum is 42.

The square root of 1158162963 is about 34031.7934143941. The cubic root of 1158162963 is about 1050.1626242445.

The spelling of 1158162963 in words is "one billion, one hundred fifty-eight million, one hundred sixty-two thousand, nine hundred sixty-three".