2341912969561 has 9 divisors (see below), whose sum is σ = 2574187304479. Its totient is φ = 2128996487200.

The previous prime is 2341912969523. The next prime is 2341912969577. The reversal of 2341912969561 is 1659692191432.

It is a happy number.

The square root of 2341912969561 is 1530331.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 881005627161 + 1460907342400 = 938619^2 + 1208680^2 .

It is not a de Polignac number, because 2341912969561 - 2⁹ = 2341912969049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2341912969496 and 2341912969505.

It is not an unprimeable number, because it can be changed into a prime (2341912963561) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 16764081 + ... + 16903201.

Almost surely, 2^{2341912969561} is an apocalyptic number.

2341912969561 is the 1530331-st square number.

2341912969561 is the 765166-th centered octagonal number.

It is an amenable number.

2341912969561 is a deficient number, since it is larger than the sum of its proper divisors (232274334918).

2341912969561 is an frugal number, since it uses more digits than its factorization.

2341912969561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278264 (or 139132 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 58.

The spelling of 2341912969561 in words is "two trillion, three hundred forty-one billion, nine hundred twelve million, nine hundred sixty-nine thousand, five hundred sixty-one".