1229098947925 has 24 divisors (see below), whose sum is σ = 1531303268096. Its totient is φ = 978622957440.

The previous prime is 1229098947827. The next prime is 1229098947959. The reversal of 1229098947925 is 5297498909221.

It is not a de Polignac number, because 1229098947925 - 2²⁹ = 1228562077013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 23930122 + ... + 23981428.

Almost surely, 2^{1229098947925} is an apocalyptic number.

It is an amenable number.

1229098947925 is a deficient number, since it is larger than the sum of its proper divisors (302204320171).

1229098947925 is a wasteful number, since it uses less digits than its factorization.

1229098947925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55837 (or 55832 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 67.

The spelling of 1229098947925 in words is "one trillion, two hundred twenty-nine billion, ninety-eight million, nine hundred forty-seven thousand, nine hundred twenty-five".