77495323 has 2 divisors, whose sum is σ = 77495324. Its totient is φ = 77495322.

The previous prime is 77495321. The next prime is 77495329. The reversal of 77495323 is 32359477.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77495323 - 2¹ = 77495321 is a prime.

Together with 77495321, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (77495321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38747661 + 38747662.

It is an arithmetic number, because the mean of its divisors is an integer number (38747662).

Almost surely, 2^77495323 is an apocalyptic number.

77495323 is a deficient number, since it is larger than the sum of its proper divisors (1).

77495323 is an equidigital number, since it uses as much as digits as its factorization.

77495323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 40.

The square root of 77495323 is about 8803.1427910718. The cubic root of 77495323 is about 426.3423724608.

The spelling of 77495323 in words is "seventy-seven million, four hundred ninety-five thousand, three hundred twenty-three".