1211134130 has 32 divisors (see below), whose sum is σ = 2233440000. Its totient is φ = 472614912.

The previous prime is 1211134109. The next prime is 1211134151. The reversal of 1211134130 is 314311121.

It is an interprime number because it is at equal distance from previous prime (1211134109) and next prime (1211134151).

It is a junction number, because it is equal to n+sod(n) for n = 1211134099 and 1211134108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 604871 + ... + 606869.

It is an arithmetic number, because the mean of its divisors is an integer number (69795000).

Almost surely, 2^1211134130 is an apocalyptic number.

1211134130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1211134130 is a deficient number, since it is larger than the sum of its proper divisors (1022305870).

1211134130 is a wasteful number, since it uses less digits than its factorization.

1211134130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3458.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1211134130 is about 34801.3524162496. The cubic root of 1211134130 is about 1065.9350615811.

Adding to 1211134130 its reverse (314311121), we get a palindrome (1525445251).

The spelling of 1211134130 in words is "one billion, two hundred eleven million, one hundred thirty-four thousand, one hundred thirty".