756140947 has 2 divisors, whose sum is σ = 756140948. Its totient is φ = 756140946.

The previous prime is 756140941. The next prime is 756140953. The reversal of 756140947 is 749041657.

756140947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (756140941) and next prime (756140953).

It is a cyclic number.

It is not a de Polignac number, because 756140947 - 2¹⁵ = 756108179 is a prime.

It is not a weakly prime, because it can be changed into another prime (756140941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 378070473 + 378070474.

It is an arithmetic number, because the mean of its divisors is an integer number (378070474).

Almost surely, 2^756140947 is an apocalyptic number.

756140947 is a deficient number, since it is larger than the sum of its proper divisors (1).

756140947 is an equidigital number, since it uses as much as digits as its factorization.

756140947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 756140947 is about 27498.0171466962. The cubic root of 756140947 is about 911.0333015508.

The spelling of 756140947 in words is "seven hundred fifty-six million, one hundred forty thousand, nine hundred forty-seven".