1341666026 has 4 divisors (see below), whose sum is σ = 2012499042. Its totient is φ = 670833012.

The previous prime is 1341666023. The next prime is 1341666041. The reversal of 1341666026 is 6206661431.

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., 989165401 + 352500625 = 31451^2 + 18775^2 .

It is not an unprimeable number, because it can be changed into a prime (1341666023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335416505 + ... + 335416508.

Almost surely, 2^1341666026 is an apocalyptic number.

1341666026 is a deficient number, since it is larger than the sum of its proper divisors (670833016).

1341666026 is an equidigital number, since it uses as much as digits as its factorization.

1341666026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670833015.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 1341666026 is about 36628.7595476560. The cubic root of 1341666026 is about 1102.9304852011.

The spelling of 1341666026 in words is "one billion, three hundred forty-one million, six hundred sixty-six thousand, twenty-six".