2062691309 has 12 divisors (see below), whose sum is σ = 2400577344. Its totient is φ = 1767195864.

The previous prime is 2062691291. The next prime is 2062691327. The reversal of 2062691309 is 9031962602.

It is an interprime number because it is at equal distance from previous prime (2062691291) and next prime (2062691327).

It is not a de Polignac number, because 2062691309 - 2¹² = 2062687213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2062691369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111302 + ... + 128504.

It is an arithmetic number, because the mean of its divisors is an integer number (200048112).

Almost surely, 2^2062691309 is an apocalyptic number.

It is an amenable number.

2062691309 is a deficient number, since it is larger than the sum of its proper divisors (337886035).

2062691309 is a wasteful number, since it uses less digits than its factorization.

2062691309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19664 (or 19657 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 2062691309 is about 45416.8615053925. The cubic root of 2062691309 is about 1272.9501978527.

The spelling of 2062691309 in words is "two billion, sixty-two million, six hundred ninety-one thousand, three hundred nine".