1231134115 has 8 divisors (see below), whose sum is σ = 1517289840. Its totient is φ = 958288032.

The previous prime is 1231134097. The next prime is 1231134119. The reversal of 1231134115 is 5114311321.

It is a happy number.

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 1231134115 - 2⁵ = 1231134083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1231134119) 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, 3327205 + ... + 3327574.

It is an arithmetic number, because the mean of its divisors is an integer number (189661230).

Almost surely, 2^1231134115 is an apocalyptic number.

1231134115 is a deficient number, since it is larger than the sum of its proper divisors (286155725).

1231134115 is an equidigital number, since it uses as much as digits as its factorization.

1231134115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6654821.

The product of its digits is 360, while the sum is 22.

The square root of 1231134115 is about 35087.5207873113. The cubic root of 1231134115 is about 1071.7704741180.

Adding to 1231134115 its reverse (5114311321), we get a palindrome (6345445436).

The spelling of 1231134115 in words is "one billion, two hundred thirty-one million, one hundred thirty-four thousand, one hundred fifteen".