1089980413 has 2 divisors, whose sum is σ = 1089980414. Its totient is φ = 1089980412.

The previous prime is 1089980393. The next prime is 1089980461. The reversal of 1089980413 is 3140899801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 883397284 + 206583129 = 29722^2 + 14373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1089980413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1089980413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1089987413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544990206 + 544990207.

It is an arithmetic number, because the mean of its divisors is an integer number (544990207).

Almost surely, 2^1089980413 is an apocalyptic number.

It is an amenable number.

1089980413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1089980413 is an equidigital number, since it uses as much as digits as its factorization.

1089980413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 43.

The square root of 1089980413 is about 33014.8514005440. The cubic root of 1089980413 is about 1029.1363020656.

The spelling of 1089980413 in words is "one billion, eighty-nine million, nine hundred eighty thousand, four hundred thirteen".