1004132123 has 4 divisors (see below), whose sum is σ = 1005077808. Its totient is φ = 1003186440.

The previous prime is 1004132119. The next prime is 1004132141. The reversal of 1004132123 is 3212314001.

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 1004132123 - 2² = 1004132119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1004132023) 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, 471248 + ... + 473373.

It is an arithmetic number, because the mean of its divisors is an integer number (251269452).

Almost surely, 2^1004132123 is an apocalyptic number.

1004132123 is a deficient number, since it is larger than the sum of its proper divisors (945685).

1004132123 is an equidigital number, since it uses as much as digits as its factorization.

1004132123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945684.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1004132123 is about 31688.0438493764. The cubic root of 1004132123 is about 1001.3754815165.

Adding to 1004132123 its reverse (3212314001), we get a palindrome (4216446124).

The spelling of 1004132123 in words is "one billion, four million, one hundred thirty-two thousand, one hundred twenty-three".