1407243550947 has 8 divisors (see below), whose sum is σ = 2020657406544. Its totient is φ = 865996031328.

The previous prime is 1407243550943. The next prime is 1407243551011. The reversal of 1407243550947 is 7490553427041.

It is a happy number.

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

It is not a de Polignac number, because 1407243550947 - 2² = 1407243550943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1407243550947.

It is not an unprimeable number, because it can be changed into a prime (1407243550943) 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, 18041583948 + ... + 18041584025.

It is an arithmetic number, because the mean of its divisors is an integer number (252582175818).

Almost surely, 2^{1407243550947} is an apocalyptic number.

1407243550947 is a deficient number, since it is larger than the sum of its proper divisors (613413855597).

1407243550947 is a wasteful number, since it uses less digits than its factorization.

1407243550947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36083167989.

The product of its (nonzero) digits is 4233600, while the sum is 51.

Adding to 1407243550947 its reverse (7490553427041), we get a palindrome (8897796977988).

The spelling of 1407243550947 in words is "one trillion, four hundred seven billion, two hundred forty-three million, five hundred fifty thousand, nine hundred forty-seven".