1296904213 has 8 divisors (see below), whose sum is σ = 1416047616. Its totient is φ = 1177968000.

The previous prime is 1296904183. The next prime is 1296904237. The reversal of 1296904213 is 3124096921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1296904213 - 2⁵ = 1296904181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1296904283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38556 + ... + 63877.

It is an arithmetic number, because the mean of its divisors is an integer number (177005952).

Almost surely, 2^1296904213 is an apocalyptic number.

It is an amenable number.

1296904213 is a deficient number, since it is larger than the sum of its proper divisors (119143403).

1296904213 is a wasteful number, since it uses less digits than its factorization.

1296904213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103595.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 1296904213 is about 36012.5563241489. The cubic root of 1296904213 is about 1090.5258560220.

It can be divided in two parts, 129690 and 4213, that added together give a triangular number (133903 = T₅₁₇).

The spelling of 1296904213 in words is "one billion, two hundred ninety-six million, nine hundred four thousand, two hundred thirteen".