1213351034 has 24 divisors (see below), whose sum is σ = 2119096980. Its totient is φ = 519535296.

The previous prime is 1213351033. The next prime is 1213351063. The reversal of 1213351034 is 4301533121.

It can be written as a sum of positive squares in 2 ways, for example, as 937890625 + 275460409 = 30625^2 + 16597^2 .

It is not an unprimeable number, because it can be changed into a prime (1213351033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116222 + ... + 126230.

Almost surely, 2^1213351034 is an apocalyptic number.

1213351034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1213351034 is a deficient number, since it is larger than the sum of its proper divisors (905745946).

1213351034 is a wasteful number, since it uses less digits than its factorization.

1213351034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11262 (or 11255 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1213351034 is about 34833.1886855051. The cubic root of 1213351034 is about 1066.5850406071.

Adding to 1213351034 its reverse (4301533121), we get a palindrome (5514884155).

The spelling of 1213351034 in words is "one billion, two hundred thirteen million, three hundred fifty-one thousand, thirty-four".