1413631439 has 8 divisors (see below), whose sum is σ = 1543093968. Its totient is φ = 1284327360.

The previous prime is 1413631433. The next prime is 1413631489. The reversal of 1413631439 is 9341363141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1413631439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1413631399 and 1413631408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1413631433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20552 + ... + 57005.

It is an arithmetic number, because the mean of its divisors is an integer number (192886746).

Almost surely, 2^1413631439 is an apocalyptic number.

1413631439 is a deficient number, since it is larger than the sum of its proper divisors (129462529).

1413631439 is a wasteful number, since it uses less digits than its factorization.

1413631439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79225.

The product of its digits is 23328, while the sum is 35.

The square root of 1413631439 is about 37598.2903733667. The cubic root of 1413631439 is about 1122.3080166306.

The spelling of 1413631439 in words is "one billion, four hundred thirteen million, six hundred thirty-one thousand, four hundred thirty-nine".