77103423 has 6 divisors (see below), whose sum is σ = 111371624. Its totient is φ = 51402276.

The previous prime is 77103419. The next prime is 77103427. The reversal of 77103423 is 32430177.

It is an interprime number because it is at equal distance from previous prime (77103419) and next prime (77103427).

It is not a de Polignac number, because 77103423 - 2² = 77103419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77103427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4283515 + ... + 4283532.

Almost surely, 2^77103423 is an apocalyptic number.

77103423 is a deficient number, since it is larger than the sum of its proper divisors (34268201).

77103423 is a wasteful number, since it uses less digits than its factorization.

77103423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8567053 (or 8567050 counting only the distinct ones).

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

The square root of 77103423 is about 8780.8554822409. The cubic root of 77103423 is about 425.6224751608.

The spelling of 77103423 in words is "seventy-seven million, one hundred three thousand, four hundred twenty-three".