1214999135 has 16 divisors (see below), whose sum is σ = 1669357056. Its totient is φ = 831606048.

The previous prime is 1214999131. The next prime is 1214999147. The reversal of 1214999135 is 5319994121.

It is not a de Polignac number, because 1214999135 - 2² = 1214999131 is a prime.

It is a super-3 number, since 3×1214999135³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214999131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12587 + ... + 50876.

It is an arithmetic number, because the mean of its divisors is an integer number (104334816).

Almost surely, 2^1214999135 is an apocalyptic number.

1214999135 is a deficient number, since it is larger than the sum of its proper divisors (454357921).

1214999135 is an equidigital number, since it uses as much as digits as its factorization.

1214999135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64022.

The product of its digits is 87480, while the sum is 44.

The square root of 1214999135 is about 34856.8377079735. The cubic root of 1214999135 is about 1067.0677381196.

The spelling of 1214999135 in words is "one billion, two hundred fourteen million, nine hundred ninety-nine thousand, one hundred thirty-five".