1077706307 has 4 divisors (see below), whose sum is σ = 1077993936. Its totient is φ = 1077418680.

The previous prime is 1077706303. The next prime is 1077706319. The reversal of 1077706307 is 7036077701.

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

It is a cyclic number.

It is not a de Polignac number, because 1077706307 - 2² = 1077706303 is a prime.

It is a super-2 number, since 2×1077706307² = 2322901768295156498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1077706303) 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, 138119 + ... + 145712.

It is an arithmetic number, because the mean of its divisors is an integer number (269498484).

Almost surely, 2^1077706307 is an apocalyptic number.

1077706307 is a deficient number, since it is larger than the sum of its proper divisors (287629).

1077706307 is an equidigital number, since it uses as much as digits as its factorization.

1077706307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287628.

The product of its (nonzero) digits is 43218, while the sum is 38.

The square root of 1077706307 is about 32828.4374742387. The cubic root of 1077706307 is about 1025.2587273108.

The spelling of 1077706307 in words is "one billion, seventy-seven million, seven hundred six thousand, three hundred seven".