77625343 has 2 divisors, whose sum is σ = 77625344. Its totient is φ = 77625342.

The previous prime is 77625313. The next prime is 77625347. The reversal of 77625343 is 34352677.

It is a strong prime.

It is an emirp because it is prime and its reverse (34352677) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 77625343 - 2⁵ = 77625311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77625347) 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, 38812671 + 38812672.

It is an arithmetic number, because the mean of its divisors is an integer number (38812672).

Almost surely, 2^77625343 is an apocalyptic number.

77625343 is a deficient number, since it is larger than the sum of its proper divisors (1).

77625343 is an equidigital number, since it uses as much as digits as its factorization.

77625343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 37.

The square root of 77625343 is about 8810.5245587309. The cubic root of 77625343 is about 426.5806752837.

The spelling of 77625343 in words is "seventy-seven million, six hundred twenty-five thousand, three hundred forty-three".