1211364034 has 4 divisors (see below), whose sum is σ = 1817046054. Its totient is φ = 605682016.

The previous prime is 1211363957. The next prime is 1211364043. The reversal of 1211364034 is 4304631121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4304631121 = 7 ⋅614947303.

It can be written as a sum of positive squares in only one way, i.e., 986274025 + 225090009 = 31405^2 + 15003^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302841007 + ... + 302841010.

Almost surely, 2^1211364034 is an apocalyptic number.

1211364034 is a deficient number, since it is larger than the sum of its proper divisors (605682020).

1211364034 is an equidigital number, since it uses as much as digits as its factorization.

1211364034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605682019.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1211364034 is about 34804.6553495362. The cubic root of 1211364034 is about 1066.0025044909.

Adding to 1211364034 its reverse (4304631121), we get a palindrome (5515995155).

The spelling of 1211364034 in words is "one billion, two hundred eleven million, three hundred sixty-four thousand, thirty-four".