1391054424 has 16 divisors (see below), whose sum is σ = 3477636120. Its totient is φ = 463684800.

The previous prime is 1391054419. The next prime is 1391054443. The reversal of 1391054424 is 4244501931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28980277 + ... + 28980324.

Almost surely, 2^1391054424 is an apocalyptic number.

It is an amenable number.

1391054424 is an abundant number, since it is smaller than the sum of its proper divisors (2086581696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1391054424 is a wasteful number, since it uses less digits than its factorization.

1391054424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57960610 (or 57960606 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 1391054424 is about 37296.8420110872. The cubic root of 1391054424 is about 1116.3011545782.

The spelling of 1391054424 in words is "one billion, three hundred ninety-one million, fifty-four thousand, four hundred twenty-four".