2069181314 has 8 divisors (see below), whose sum is σ = 3105979020. Its totient is φ = 1033854976.

The previous prime is 2069181313. The next prime is 2069181337. The reversal of 2069181314 is 4131819602.

It can be written as a sum of positive squares in 2 ways, for example, as 1227311089 + 841870225 = 35033^2 + 29015^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2069181314² = 8563022620413533192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2069181311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 364319 + ... + 369954.

Almost surely, 2^2069181314 is an apocalyptic number.

2069181314 is a deficient number, since it is larger than the sum of its proper divisors (1036797706).

2069181314 is a wasteful number, since it uses less digits than its factorization.

2069181314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735684.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 2069181314 is about 45488.2546818407. The cubic root of 2069181314 is about 1274.2838606063.

The spelling of 2069181314 in words is "two billion, sixty-nine million, one hundred eighty-one thousand, three hundred fourteen".