761306947 has 2 divisors, whose sum is σ = 761306948. Its totient is φ = 761306946.

The previous prime is 761306941. The next prime is 761306957. The reversal of 761306947 is 749603167.

761306947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (749603167) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 761306947 - 2³ = 761306939 is a prime.

It is not a weakly prime, because it can be changed into another prime (761306941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 380653473 + 380653474.

It is an arithmetic number, because the mean of its divisors is an integer number (380653474).

Almost surely, 2^761306947 is an apocalyptic number.

761306947 is a deficient number, since it is larger than the sum of its proper divisors (1).

761306947 is an equidigital number, since it uses as much as digits as its factorization.

761306947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 761306947 is about 27591.7912974131. The cubic root of 761306947 is about 913.1033390754.

The spelling of 761306947 in words is "seven hundred sixty-one million, three hundred six thousand, nine hundred forty-seven".