662377123 has 4 divisors (see below), whose sum is σ = 665347648. Its totient is φ = 659406600.

The previous prime is 662377109. The next prime is 662377127. The reversal of 662377123 is 321773266.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 662377123 - 2²⁹ = 125506211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662377127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1484928 + ... + 1485373.

It is an arithmetic number, because the mean of its divisors is an integer number (166336912).

Almost surely, 2^662377123 is an apocalyptic number.

662377123 is a deficient number, since it is larger than the sum of its proper divisors (2970525).

662377123 is a wasteful number, since it uses less digits than its factorization.

662377123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2970524.

The product of its digits is 63504, while the sum is 37.

The square root of 662377123 is about 25736.6882679182. The cubic root of 662377123 is about 871.7028010243.

The spelling of 662377123 in words is "six hundred sixty-two million, three hundred seventy-seven thousand, one hundred twenty-three".