1216062134 has 16 divisors (see below), whose sum is σ = 2085156000. Its totient is φ = 521049984.

The previous prime is 1216062121. The next prime is 1216062143. The reversal of 1216062134 is 4312606121.

It is a super-2 number, since 2×1216062134² = 2957614227497267912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83552 + ... + 97020.

It is an arithmetic number, because the mean of its divisors is an integer number (130322250).

Almost surely, 2^1216062134 is an apocalyptic number.

1216062134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1216062134 is a deficient number, since it is larger than the sum of its proper divisors (869093866).

1216062134 is a wasteful number, since it uses less digits than its factorization.

1216062134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19927.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1216062134 is about 34872.0824442705. The cubic root of 1216062134 is about 1067.3788388357.

Adding to 1216062134 its reverse (4312606121), we get a palindrome (5528668255).

The spelling of 1216062134 in words is "one billion, two hundred sixteen million, sixty-two thousand, one hundred thirty-four".