1211214034 has 4 divisors (see below), whose sum is σ = 1816821054. Its totient is φ = 605607016.

The previous prime is 1211214031. The next prime is 1211214073. The reversal of 1211214034 is 4304121121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4304121121 = 257 ⋅16747553.

It can be written as a sum of positive squares in only one way, i.e., 770340025 + 440874009 = 27755^2 + 20997^2 .

It is not an unprimeable number, because it can be changed into a prime (1211214031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302803507 + ... + 302803510.

Almost surely, 2^1211214034 is an apocalyptic number.

1211214034 is a deficient number, since it is larger than the sum of its proper divisors (605607020).

1211214034 is an equidigital number, since it uses as much as digits as its factorization.

1211214034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605607019.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1211214034 is about 34802.5003986783. The cubic root of 1211214034 is about 1065.9585025858.

Adding to 1211214034 its reverse (4304121121), we get a palindrome (5515335155).

The spelling of 1211214034 in words is "one billion, two hundred eleven million, two hundred fourteen thousand, thirty-four".