76970743 has 2 divisors, whose sum is σ = 76970744. Its totient is φ = 76970742.

The previous prime is 76970701. The next prime is 76970749. The reversal of 76970743 is 34707967.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 76970743 - 2¹³ = 76962551 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 76970743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76970749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38485371 + 38485372.

It is an arithmetic number, because the mean of its divisors is an integer number (38485372).

Almost surely, 2^76970743 is an apocalyptic number.

76970743 is a deficient number, since it is larger than the sum of its proper divisors (1).

76970743 is an equidigital number, since it uses as much as digits as its factorization.

76970743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 222264, while the sum is 43.

The square root of 76970743 is about 8773.2971567137. The cubic root of 76970743 is about 425.3781971464.

The spelling of 76970743 in words is "seventy-six million, nine hundred seventy thousand, seven hundred forty-three".