1086681346 has 4 divisors (see below), whose sum is σ = 1630022022. Its totient is φ = 543340672.

The previous prime is 1086681329. The next prime is 1086681371. The reversal of 1086681346 is 6431866801.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1001026321 + 85655025 = 31639^2 + 9255^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271670335 + ... + 271670338.

Almost surely, 2^1086681346 is an apocalyptic number.

1086681346 is a deficient number, since it is larger than the sum of its proper divisors (543340676).

1086681346 is an equidigital number, since it uses as much as digits as its factorization.

1086681346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543340675.

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 1086681346 is about 32964.8501589193. The cubic root of 1086681346 is about 1028.0969498061.

The spelling of 1086681346 in words is "one billion, eighty-six million, six hundred eighty-one thousand, three hundred forty-six".