1409632123 has 2 divisors, whose sum is σ = 1409632124. Its totient is φ = 1409632122.

The previous prime is 1409632109. The next prime is 1409632139. The reversal of 1409632123 is 3212369041.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1409632123 is a prime.

It is not a weakly prime, because it can be changed into another prime (1409632223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 704816061 + 704816062.

It is an arithmetic number, because the mean of its divisors is an integer number (704816062).

Almost surely, 2^1409632123 is an apocalyptic number.

1409632123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1409632123 is an equidigital number, since it uses as much as digits as its factorization.

1409632123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 1409632123 is about 37545.0678918017. The cubic root of 1409632123 is about 1121.2486401122.

The spelling of 1409632123 in words is "one billion, four hundred nine million, six hundred thirty-two thousand, one hundred twenty-three".