1160231505 has 8 divisors (see below), whose sum is σ = 1856370432. Its totient is φ = 618790128.

The previous prime is 1160231497. The next prime is 1160231509. The reversal of 1160231505 is 5051320611.

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

It is not a de Polignac number, because 1160231505 - 2³ = 1160231497 is a prime.

It is a super-2 number, since 2×1160231505² = 2692274290389130050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1160231509) 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, 38674369 + ... + 38674398.

It is an arithmetic number, because the mean of its divisors is an integer number (232046304).

Almost surely, 2^1160231505 is an apocalyptic number.

1160231505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1160231505 is a deficient number, since it is larger than the sum of its proper divisors (696138927).

1160231505 is an equidigital number, since it uses as much as digits as its factorization.

1160231505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77348775.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1160231505 is about 34062.1711727247. The cubic root of 1160231505 is about 1050.7874682319.

The spelling of 1160231505 in words is "one billion, one hundred sixty million, two hundred thirty-one thousand, five hundred five".