1209646411130 has 32 divisors (see below), whose sum is σ = 2183325599376. Its totient is φ = 482534198784.

The previous prime is 1209646411121. The next prime is 1209646411189. The reversal of 1209646411130 is 311146469021.

It can be written as a sum of positive squares in 8 ways, for example, as 312327852769 + 897318558361 = 558863^2 + 947269^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19569032 + ... + 19630748.

Almost surely, 2^{1209646411130} is an apocalyptic number.

1209646411130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1209646411130 is a deficient number, since it is larger than the sum of its proper divisors (973679188246).

1209646411130 is a wasteful number, since it uses less digits than its factorization.

1209646411130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67058.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 1209646411130 in words is "one trillion, two hundred nine billion, six hundred forty-six million, four hundred eleven thousand, one hundred thirty".