77322123 has 12 divisors (see below), whose sum is σ = 111958288. Its totient is φ = 51423120.

The previous prime is 77322101. The next prime is 77322143. The reversal of 77322123 is 32122377.

It is a happy number.

It is not a de Polignac number, because 77322123 - 2⁶ = 77322059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77322143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6415 + ... + 13992.

Almost surely, 2^77322123 is an apocalyptic number.

77322123 is a deficient number, since it is larger than the sum of its proper divisors (34636165).

77322123 is a wasteful number, since it uses less digits than its factorization.

77322123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20834 (or 20831 counting only the distinct ones).

The product of its digits is 3528, while the sum is 27.

The square root of 77322123 is about 8793.2998925318. The cubic root of 77322123 is about 426.0245142277.

The spelling of 77322123 in words is "seventy-seven million, three hundred twenty-two thousand, one hundred twenty-three".